Toyota Corolla Repair Manual: Open/B+ short circuit in abs motor relay circuit

Inspection procedure

1 Reconfirm dtc Check if the other dtcs are recorded Replace brake actuator assy ...

Circuit description

The abs motor relay supplies power to the abs pump motor. While the abs is activated, the ecu switches the motor relay on and operates the abs pump motor. Wiring diagram ...

Other materials:

Starting the engine
► Automatic transmission or continuously variable transmission 1 Check that the parking brake is set. 2 Check that the shift lever is set in P. 3 Firmly depress the brake pedal. 4 Turn the engine switch to the “START” position and start the engine. ► Manual transmission 1 Check t ...

Circuit description
A thermistor is built in the engine coolant temperature sensor and changes the resistance value according to the engine coolant temperature. The structure of the sensor and connection to the ecm is the same as those of the intake air temperature sensor. Hint: if the ecm detects the dtc ...

Speed sensor front lh
Replacement Hint: replace the rh side by the same procedure as the lh side. 1. Remove front wheel 2. Remove front fender liner lh 3. Remove speed sensor front lh Disconnect the speed sensor wire harness clamp from the body.  disconnect the speed sensor connector. Remo ...