Toyota Camry (XV70): Vehicle Control History
VEHICLE CONTROL HISTORY
VEHICLE CONTROL HISTORY
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DESCRIPTION The battery supplies electricity to the ECM even when the engine switch is off. This power allows the ECM to store data such as DTC history and freeze frame data. If the battery voltage fa
DESCRIPTION The speed sensor detects the wheel speed and sends the appropriate signals to the skid control ECU. The skid control ECU converts these wheel speed signals into a pulse signal and outputs
DESCRIPTION While the engine is being cranked, battery voltage is applied to terminal STA of the ECM.
If the ECM detects the starter control (STA) signal while the vehicle is being driven, it determ
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TERMINALS OF ECU DCM (TELEMATICS TRANSCEIVER)
*a to Telephone Antenna (Sub)
*b to GPS Antenna
*c to Telephone Antenna (Main)
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Terminal No. (Symbol) Wiring Color
Terminal Description Condition
Specified Condition
K141-1 (USB-)
INSPECTION PROCEDURE 1. INSPECT BRAKE VACUUM CHECK VALVE ASSEMBLY
(a) Check that there is ventilation from the booster side to the engine side, and no ventilation from the engine side to the booster side of the brake vacuum check valve assembly.
If the result is not as specified, replace th