Toyota Camry (XV70): Terminals Of Ecu
TERMINALS OF ECU
CHECK SKID CONTROL ECU (BRAKE ACTUATOR ASSEMBLY)
|
*a | Front view of wire harness connector (to Skid Control ECU (Brake Actuator Assembly)) |
- | - |
(a) Disconnect the A34 skid control ECU (brake actuator assembly) connector.
(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 |
|---|---|---|---|---|
|
A34-30 (+BS) - Body ground |
G - Body ground | Parking brake motor power supply |
Always | 11 to 14 V |
|
A34-36 (IG1) - Body ground |
B - Body ground | IG power supply |
Ignition switch ON | 11 to 14 V |
|
A34-46 (GND1) - Body ground |
W-B - Body ground | Ground |
Always | Below 1 Ω |
|
A34-14 (GND2) - Body ground |
W-B - Body ground | Ground |
Always | Below 1 Ω |
|
A34-2 (MRR+) - Body ground |
Y - Body ground | Parking brake motor RH (parking brake actuator assembly RH) (+) |
- | - |
|
A34-3 (MRR-) - Body ground |
L - Body ground | Parking brake motor RH (parking brake actuator assembly RH) (-) |
- | - |
|
A34-13 (MRL+) - Body ground |
G - Body ground | Parking brake motor LH (parking brake actuator assembly LH) (+) |
- | - |
|
A34-12 (MRL-) - Body ground |
W - Body ground | Parking brake motor LH (parking brake actuator assembly LH) (-) |
- | - |
|
A34-18 (POL) - Body ground |
L - Body ground | Electric parking brake switch indicator light |
- | - |
|
A34-31 (SWI1) - Body ground |
P - Body ground | Electric parking brake switch |
- | - |
|
A34-32 (SWO1) - Body ground |
SB - Body ground | Electric parking brake switch |
- | - |
|
A34-15 (SWI2) - Body ground |
W - Body ground | Electric parking brake switch |
- | - |
|
A34-16 (SWO2) - Body ground |
V - Body ground | Electric parking brake switch |
- | - |
|
A34-5 (CANH) - Body ground |
Y - Body ground | CAN communication line H |
- | - |
|
A34-19 (CANL) - Body ground |
W - Body ground | CAN communication line L |
- | - |
READ NEXT:
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 Tech
Freeze Frame Data
FREEZE FRAME DATA FREEZE FRAME DATA
HINT:
When a DTC is stored, the freeze frame data stores the current vehicle (sensor) state as.
The freeze frame data cannot be cleared or updated until
Fail-safe Chart
FAIL-SAFE CHART
DTC Trouble Area
Parking Brake Indicator Light
Brake System Warning Light (Yellow)
Fail-safe Deactivation Condition
C059704 Skid control ECU (brake act
SEE MORE:
Front Side Marker Light Bulb
ComponentsCOMPONENTS ILLUSTRATION
*1 FRONT SIDE MARKER LIGHT BULB
- - RemovalREMOVAL CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH side and LH side.
The following procedure is for the LH side.
PROCEDURE 1. REMOVE FRONT SIDE MARKER LIGHT BULB
(
Brake Pressure Sensor "A" Circuit Voltage Out of Range (C05401C,C054028,C054049)
DESCRIPTION The master cylinder pressure sensor is connected to the skid control ECU in the brake actuator assembly.
DTC No. Detection Item
DTC Detection Condition Trouble Area
C05401C Brake Pressure Sensor "A" Circuit Voltage Out of Range
The voltage of the master
