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) |
- |
- |
Toyota CH-R Service Manual > Can Communication System: Center Airbag Sensor Communication Stop Mode
DESCRIPTION
Detection Item
Symptom
Trouble Area
Center Airbag Sensor Communication Stop Mode
Any of the following conditions are met:
Communication stop for "Airbag" is indicated on the "Communication
Bu ...
Toyota CH-R Service Manual > Networking: Network Gateway Ecu
Components
COMPONENTS
ILLUSTRATION
*1
CENTRAL GATEWAY ECU (NETWORK GATEWAY ECU)
*2
ECU INTEGRATION BOX RH
Removal
REMOVAL
PROCEDURE
1. REMOVE NO. 2 INSTRUMENT PANEL LOWER FINISH PANEL
Click here
2. REMOVE ECU INTEGRATION BOX RH
...