Toyota CH-R Service Manual: Terminals Of Ecu

TERMINALS OF ECU

CHECK SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)

*a

Component without harness connected

(Skid Control ECU (Brake Actuator Assembly))

-

-

(a) Disconnect the A42 skid control ECU (brake actuator assembly) connectors.

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

Terminal No. (Symbol)

Wiring Color

Terminal Description

Condition

Specified Condition

A42-30 (+BS) - Body ground

W

Parking brake motor (parking brake actuator assembly) power supply

Always

11 to 14 V

A42-36 (IG1) - Body ground

B

IG power supply

Ignition switch ON

11 to 14 V

A42-46 (GND1) - Body ground

W-B

Ground

Always

Below 1 Ω

A42-14 (GND2) - Body ground

W-B

Ground

Always

Below 1 Ω

A42-2 (MRR+) - Body ground

B

Parking brake motor RH (parking brake actuator assembly RH) (+)

-

-

A42-3 (MRR-) - Body ground

B

Parking brake motor RH (parking brake actuator assembly RH) (-)

-

-

A42-13 (MRL+) - Body ground

R

Parking brake motor LH (parking brake actuator assembly LH) (+)

-

-

A42-12 (MRL-) - Body ground

L

Parking brake motor LH (parking brake actuator assembly LH) (-)

-

-

A42-35 (POL) - Body ground

V

Electric parking brake switch indicator light

-

-

A42-31 (SWI1) - Body ground

B

Electric parking brake switch (electric parking brake switch assembly)

-

-

A42-15 (SWI2) - Body ground

LG

Electric parking brake switch (electric parking brake switch assembly)

-

-

A42-32 (SWO1) - Body ground

P

Electric parking brake switch (electric parking brake switch assembly)

-

-

A42-16 (SWO2) - Body ground

L

Electric parking brake switch (electric parking brake switch assembly)

-

-

    Problem Symptoms Table
    PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, the potential causes of the symptoms are lis ...

    Dtc Check / Clear
    DTC CHECK / CLEAR CHECK DTC AND FREEZE FRAME DATA (USING TECHSTREAM) (a) Turn the ignition switch off. (b) Connect the Techstream to the DLC3. (c) Turn the ignition switch to ON. (d) Turn the Tec ...

    Other materials:

    Toyota CH-R Service Manual > Air Conditioning System(for Automatic Air Conditioning System With Top-mounted Air Conditioner Pressure Sensor): Room Temperature Sensor Circuit (B1411)
    DESCRIPTION The cooler thermistor (room temperature sensor) is installed in the instrument panel to detect the cabin temperature, which is used to control the air conditioning system. The resistance of the cooler thermistor (room temperature sensor) changes in accordance with the cabin temper ...

    Toyota CH-R Service Manual > Airbag System: Short in Curtain Shield Squib RH Circuit (B1830/57-B1833/57)
    DESCRIPTION The curtain shield squib RH circuit consists of the airbag sensor assembly and curtain shield airbag assembly RH. The airbag sensor assembly uses this circuit to deploy the airbag when deployment conditions are met. These DTCs are stored when a malfunction is detected in the curta ...

    © 2017-2019 Copyright www.tochr.net
    0.017