Toyota CH-R Service Manual: Terminals Of Ecu

TERMINALS OF ECU

CHECK MULTIPLEX NETWORK MASTER SWITCH ASSEMBLY

(a) Disconnect the J6 multiplex network master switch assembly connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

J6-11 (B) - J6-12 (GND)

B - W-B

Power supply

Always

11 to 14 V

J6-12 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

(c) Reconnect the J6 multiplex network master switch assembly connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

J6-15 (DOWN) - J6-12 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, driver door power window regulator switch not pushed or pulled

11 to 14 V

J6-15 (DOWN) - J6-12 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, driver door power window moving, driver door power window regulator switch pushed halfway down (Manual operation)

Below 1 V

J6-20 (UP) - J6-12 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, driver door power window regulator switch not pushed or pulled

11 to 14 V

J6-20 (UP) - J6-12 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, driver door power window moving, driver door power window regulator switch pulled halfway up (Manual operation)

Below 1 V

CHECK POWER WINDOW REGULATOR SWITCH ASSEMBLY

(a) Disconnect the I10 power window regulator switch assembly connector.

(b) Measure the resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

I10-7 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

(c) Reconnect the I10 power window regulator switch assembly connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

I10-2 (LED) - I10-7 (GND)

R - W-B

LED illumination signal

Headlight dimmer switch is in the tail position

11 to 14 V

I10-2 (LED) - I10-7 (GND)

R - W-B

LED illumination signal

Headlight dimmer switch is not in the tail position

Below 1 V

I10-5 (UP) - I10-7 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, power window regulator switch assembly not pushed or pulled

11 to 14 V

I10-5 (UP) - I10-7 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pulled halfway up (Manual operation)

Below 1 V

I10-5 (UP) - I10-7 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I10-5 (UP) - I10-7 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation)

Below 1 V

I10-5 (UP) - I10-7 (GND)

V - W-B

Power window motor UP output

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I10-4 (DOWN) - I10-7 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, power window regulator switch assembly not pushed or pulled

11 to 14 V

I10-4 (DOWN) - I10-7 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pushed halfway down (Manual operation)

Below 1 V

I10-4 (DOWN) - I10-7 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I10-4 (DOWN) - I10-7 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation)

Below 1 V

I10-4 (DOWN) - I10-7 (GND)

Y - W-B

Power window motor DOWN output

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I10-8 (AUTO) - I10-7 (GND)

B - W-B

Power window motor AUTO UP output

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I10-8 (AUTO) - I10-7 (GND)

B - W-B

Power window motor AUTO UP output

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation)

Below 1 V

I10-8 (AUTO) - I10-7 (GND)

B - W-B

Power window motor AUTO UP output

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I10-8 (AUTO) - I10-7 (GND)

B - W-B

Power window motor AUTO DOWN output

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I10-8 (AUTO) - I10-7 (GND)

B - W-B

Power window motor AUTO DOWN output

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation)

Below 1 V

I10-8 (AUTO) - I10-7 (GND)

B - W-B

Power window motor AUTO DOWN output

Ignition switch ON, front passenger door power window fully open

11 to 14 V

CHECK REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR LH DOOR)

(a) Disconnect the L3 rear power window regulator switch assembly (for LH door) connector.

(b) Measure the resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

L3-7 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

(c) Reconnect the L3 rear power window regulator switch assembly (for LH door) connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

L3-2 (LED) - L3-7 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is in the tail position

11 to 14 V

L3-2 (LED) - L3-7 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is not in the tail position

Below 1 V

L3-5 (UP) - L3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear power window regulator switch assembly (for LH door) not pushed or pulled

11 to 14 V

L3-5 (UP) - L3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) pulled halfway up (Manual operation)

Below 1 V

L3-5 (UP) - L3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L3-5 (UP) - L3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation)

Below 1 V

L3-5 (UP) - L3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L3-4 (DOWN) - L3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear power window regulator switch assembly (for LH door) not pushed or pulled

11 to 14 V

L3-4 (DOWN) - L3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) pushed halfway down (Manual operation)

Below 1 V

L3-4 (DOWN) - L3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L3-4 (DOWN) - L3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation)

Below 1 V

L3-4 (DOWN) - L3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L3-8 (AUTO) - L3-7 (GND)

V - W-B

Power window motor AUTO UP output

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L3-8 (AUTO) - L3-7 (GND)

V - W-B

Power window motor AUTO UP output

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation)

Below 1 V

L3-8 (AUTO) - L3-7 (GND)

V - W-B

Power window motor AUTO UP output

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L3-8 (AUTO) - L3-7 (GND)

V - W-B

Power window motor AUTO DOWN output

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L3-8 (AUTO) - L3-7 (GND)

V - W-B

Power window motor AUTO DOWN output

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation)

Below 1 V

L3-8 (AUTO) - L3-7 (GND)

V - W-B

Power window motor AUTO DOWN output

Ignition switch ON, rear LH door power window fully open

11 to 14 V

CHECK REAR POWER WINDOW REGULATOR SWITCH ASSEMBLY (FOR RH DOOR)

(a) Disconnect the K3 rear power window regulator switch assembly (for RH door) connector.

(b) Measure the resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

K3-7 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

(c) Reconnect the K3 rear power window regulator switch assembly (for RH door) connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

K3-2 (LED) - K3-7 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is in the tail position

11 to 14 V

K3-2 (LED) - K3-7 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is not in the tail position

Below 1 V

K3-5 (UP) - K3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear power window regulator switch assembly (for RH door) not pushed or pulled

11 to 14 V

K3-5 (UP) - K3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) pulled halfway up (Manual operation)

Below 1 V

K3-5 (UP) - K3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K3-5 (UP) - K3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation)

Below 1 V

K3-5 (UP) - K3-7 (GND)

W - W-B

Power window motor UP output

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K3-4 (DOWN) - K3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear power window regulator switch assembly (for RH door) not pushed or pulled

11 to 14 V

K3-4 (DOWN) - K3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) pushed halfway down (Manual operation)

Below 1 V

K3-4 (DOWN) - K3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K3-4 (DOWN) - K3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation)

Below 1 V

K3-4 (DOWN) - K3-7 (GND)

GR - W-B

Power window motor DOWN output

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K3-8 (AUTO) - K3-7 (GND)

V - W-B

Power window motor AUTO UP output

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K3-8 (AUTO) - K3-7 (GND)

V - W-B

Power window motor AUTO UP output

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation)

Below 1 V

K3-8 (AUTO) - K3-7 (GND)

V - W-B

Power window motor AUTO UP output

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K3-8 (AUTO) - K3-7 (GND)

V - W-B

Power window motor AUTO DOWN output

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K3-8 (AUTO) - K3-7 (GND)

V - W-B

Power window motor AUTO DOWN output

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation)

Below 1 V

K3-8 (AUTO) - K3-7 (GND)

V - W-B

Power window motor AUTO DOWN output

Ignition switch ON, rear RH door power window fully open

11 to 14 V

CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR DRIVER DOOR)

(a) Disconnect the J2 power window regulator motor assembly (for driver door) connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

J2-1 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

J2-2 (B) - Body ground

L - Body ground

Power supply

Always

11 to 14 V

(c) Reconnect the J2 power window regulator motor assembly (for driver door) connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

J2-7 (DOWN) - J2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, multiplex network master switch assembly (driver door power window regulator switch) not pushed or pulled

11 to 14 V

J2-7 (DOWN) - J2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) pushed halfway down (Manual operation)

Below 1 V

J2-7 (DOWN) - J2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, driver door power window fully closed

11 to 14 V

J2-7 (DOWN) - J2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) fully pushed down (Auto operation)

Below 1 V

J2-7 (DOWN) - J2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, driver door power window fully open

11 to 14 V

J2-10 (UP) - J2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, multiplex network master switch assembly (driver door power window regulator switch) not pushed or pulled

11 to 14 V

J2-10 (UP) - J2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) pulled halfway up (Manual operation)

Below 1 V

J2-10 (UP) - J2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, multiplex network master switch assembly (driver door power window regulator switch) fully open

11 to 14 V

J2-10 (UP) - J2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, driver door power window moving, multiplex network master switch assembly (driver door power window regulator switch) fully pulled up (Auto operation)

Below 1 V

J2-10 (UP) - J2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, driver door power window fully closed

11 to 14 V

CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR FRONT PASSENGER DOOR)

(a) Disconnect the I2 power window regulator motor assembly (for front passenger door) connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

I2-1 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

I2-2 (B) - Body ground

L - Body ground

Power supply

Always

11 to 14 V

(c) Reconnect the I2 power window regulator motor assembly (for front passenger door) connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

I2-4 (AUTO) - I2-1 (GND)

B - W-B

Power window motor AUTO UP input

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I2-4 (AUTO) - I2-1 (GND)

B - W-B

Power window motor AUTO UP input

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation)

Below 1 V

I2-4 (AUTO) - I2-1 (GND)

B - W-B

Power window motor AUTO UP input

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I2-4 (AUTO) - I2-1 (GND)

B - W-B

Power window motor AUTO DOWN input

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I2-4 (AUTO) - I2-1 (GND)

B - W-B

Power window motor AUTO DOWN input

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation)

Below 1 V

I2-4 (AUTO) - I2-1 (GND)

B - W-B

Power window motor AUTO DOWN input

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I2-5 (LED) - I2-1 (GND)

R - W-B

LED illumination signal

Headlight dimmer switch is in the tail position

11 to 14 V

I2-5 (LED) - I2-1 (GND)

R - W-B

LED illumination signal

Headlight dimmer switch is not in the tail position

Below 1 V

I2-7 (DOWN) - I2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, power window regulator switch assembly not pushed or pulled

11 to 14 V

I2-7 (DOWN) - I2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pushed halfway down (Manual operation)

Below 1 V

I2-7 (DOWN) - I2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

I2-7 (DOWN) - I2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pushed down (Auto operation)

Below 1 V

I2-7 (DOWN) - I2-1 (GND)

Y - W-B

Power window motor DOWN input

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I2-10 (UP) - I2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, power window regulator switch assembly not pushed or pulled

11 to 14 V

I2-10 (UP) - I2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly pulled halfway up (Manual operation)

Below 1 V

I2-10 (UP) - I2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, front passenger door power window fully open

11 to 14 V

I2-10 (UP) - I2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, front passenger door power window moving, power window regulator switch assembly fully pulled up (Auto operation)

Below 1 V

I2-10 (UP) - I2-1 (GND)

V - W-B

Power window motor UP input

Ignition switch ON, front passenger door power window fully closed

11 to 14 V

CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR LH DOOR)

(a) Disconnect the L2 power window regulator motor assembly (for rear LH door) connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

L2-1 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

L2-2 (B) - Body ground

R - Body ground

Power supply

Always

11 to 14 V

(c) Reconnect the L2 power window regulator motor assembly (for rear LH door) connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

L2-4 (AUTO) - L2-1 (GND)

V - W-B

Power window motor AUTO UP input

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L2-4 (AUTO) - L2-1 (GND)

V - W-B

Power window motor AUTO UP input

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation)

Below 1 V

L2-4 (AUTO) - L2-1 (GND)

V - W-B

Power window motor AUTO UP input

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L2-4 (AUTO) - L2-1 (GND)

V - W-B

Power window motor AUTO DOWN input

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L2-4 (AUTO) - L2-1 (GND)

V - W-B

Power window motor AUTO DOWN input

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation)

Below 1 V

L2-4 (AUTO) - L2-1 (GND)

V - W-B

Power window motor AUTO DOWN input

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L2-5 (LED) - L2-1 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is in the tail position

11 to 14 V

L2-5 (LED) - L2-1 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is not in the tail position

Below 1 V

L2-7 (DOWN) - L2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear power window regulator switch assembly (for LH door) not pushed or pulled

11 to 14 V

L2-7 (DOWN) - L2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) pushed halfway down (Manual operation)

Below 1 V

L2-7 (DOWN) - L2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

L2-7 (DOWN) - L2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pushed down (Auto operation)

Below 1 V

L2-7 (DOWN) - L2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L2-10 (UP) - L2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear power window regulator switch assembly (for LH door) not pushed or pulled

11 to 14 V

L2-10 (UP) - L2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) pulled halfway up (Manual operation)

Below 1 V

L2-10 (UP) - L2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear LH door power window fully open

11 to 14 V

L2-10 (UP) - L2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear LH door power window moving, rear power window regulator switch assembly (for LH door) fully pulled up (Auto operation)

Below 1 V

L2-10 (UP) - L2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear LH door power window fully closed

11 to 14 V

CHECK POWER WINDOW REGULATOR MOTOR ASSEMBLY (FOR REAR RH DOOR)

(a) Disconnect the K2 power window regulator motor assembly (for rear RH door) connector.

(b) Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connector disconnected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

K2-1 (GND) - Body ground

W-B - Body ground

Ground

Always

Below 1 Ω

K2-2 (B) - Body ground

R - Body ground

Power supply

Always

11 to 14 V

(c) Reconnect the K2 power window regulator motor assembly (for rear RH door) connector.

(d) Measure the voltage according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

K2-4 (AUTO) - K2-1 (GND)

V - W-B

Power window motor AUTO UP input

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K2-4 (AUTO) - K2-1 (GND)

V - W-B

Power window motor AUTO UP input

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation)

Below 1 V

K2-4 (AUTO) - K2-1 (GND)

V - W-B

Power window motor AUTO UP input

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K2-4 (AUTO) - K2-1 (GND)

V - W-B

Power window motor AUTO DOWN input

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K2-4 (AUTO) - K2-1 (GND)

V - W-B

Power window motor AUTO DOWN input

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation)

Below 1 V

K2-4 (AUTO) - K2-1 (GND)

V - W-B

Power window motor AUTO DOWN input

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K2-5 (LED) - K2-1 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is in the tail position

11 to 14 V

K2-5 (LED) - K2-1 (GND)

Y - W-B

LED illumination signal

Headlight dimmer switch is not in the tail position

Below 1 V

K2-7 (DOWN) - K2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear power window regulator switch assembly (for RH door) not pushed or pulled

11 to 14 V

K2-7 (DOWN) - K2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) pushed halfway down (Manual operation)

Below 1 V

K2-7 (DOWN) - K2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

K2-7 (DOWN) - K2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pushed down (Auto operation)

Below 1 V

K2-7 (DOWN) - K2-1 (GND)

GR - W-B

Power window motor DOWN input

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K2-10 (UP) - K2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear power window regulator switch assembly (for RH door) not pushed or pulled

11 to 14 V

K2-10 (UP) - K2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) pulled halfway up (Manual operation)

Below 1 V

K2-10 (UP) - K2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear RH door power window fully open

11 to 14 V

K2-10 (UP) - K2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear RH door power window moving, rear power window regulator switch assembly (for RH door) fully pulled up (Auto operation)

Below 1 V

K2-10 (UP) - K2-1 (GND)

W - W-B

Power window motor UP input

Ignition switch ON, rear RH door power window fully closed

11 to 14 V

CHECK INSTRUMENT PANEL JUNCTION BLOCK ASSEMBLY AND MAIN BODY ECU (MULTIPLEX NETWORK BODY ECU)

*A

Main Body ECU (Multiplex Network Body ECU) with 2 Connectors

-

-

*1

Main Body ECU (Multiplex Network Body ECU)

-

-

*a

2 Connectors

-

-

*A

Main Body ECU (Multiplex Network Body ECU) with 1 Connector

-

-

*1

Main Body ECU (Multiplex Network Body ECU)

-

-

*a

1 Connector

-

-

(a) Remove the main body ECU (multiplex network body ECU) from the instrument panel junction block assembly.

Click here

(b) Reconnect the instrument panel junction block assembly connectors.

(c) Measure the voltage and resistance according to the value(s) in the table below.

HINT:

Measure the values on the wire harness side with the connectors connected.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

MB-11 (GND1) - Body ground

-

Ground

Always

Below 1 Ω

MB-31 (BECU) - Body ground

-

Battery power supply

Always

11 to 14 V

MB-30 (ACC) - Body ground

-

ACC power supply

Ignition switch ACC

11 to 14 V

MB-30 (ACC) - Body ground

-

ACC power supply

Ignition switch off

Below 1 V

MB-32 (IG) - Body ground

-

IG power supply

Ignition switch ON

11 to 14 V

MB-32 (IG) - Body ground

-

IG power supply

Ignition switch off

Below 1 V

(d) Install the main body ECU (multiplex network body ECU) to the instrument panel junction block assembly.

Click here

(e) Measure the voltage and check for pulses according to the value(s) in the table below.

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

F15-6 (FLCY) - Body ground

R - Body ground

Front door courtesy light switch (for LH) input

Front door LH open

Below 1 V

F15-6 (FLCY) - Body ground

R - Body ground

Front door courtesy light switch (for LH) input

Front door LH closed

11 to 14 V

F15-27 (FRCY) - Body ground

BR - Body ground

Front door courtesy light switch (for RH) input

Front door RH open

Below 1 V

F15-27 (FRCY) - Body ground

BR - Body ground

Front door courtesy light switch (for RH) input

Front door RH closed

11 to 14 V

F15-29 (L2) - Body ground

G - Body ground

Driver door key-linked lock input

Driver door key cylinder turned to lock

Below 1 V

F15-29 (L2) - Body ground

G - Body ground

Driver door key-linked lock input

Driver door key cylinder not turned

Pulse generation

F15-2 (UL3) - Body ground

L - Body ground

Driver door key-linked unlock input

Driver door key cylinder turned to unlock

Below 1 V

F15-2 (UL3) - Body ground

L - Body ground

Driver door key-linked unlock input

Driver door key cylinder not turned

Pulse generation

    Problem Symptoms Table
    PROBLEM SYMPTOMS TABLE NOTICE: Before replacing the main body ECU (multiplex network body ECU), refer to Registration.*1 Click here *1: w/ Smart Key System ...

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