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Toyota Corolla Repair Manual: 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

Wiring diagram

Inspection procedure

Open/B+ short circuit in abs motor relay circuit
Dtc c0273/13 open circuit in abs motor relay circuit Dtc c0274/14 b+ short circuit in abs motor relay circuit ...

Inspection procedure
Hint: start the inspection from step 1 in case of using the handheld tester and start from step 2 in case of not using the handheld tester. 1 Perform active test by handheld tester(abs motor r ...

Other materials:

Inspection procedure
1 Check courtesy lamp switch Check the courtesy switch, as shown in the illustration and table. Standard: 2 Check wire harness (integration relay  door courtesy sw) Disconnect the integration relay and door courtesy connectors.  check the continuity between th ...

Mechanical system tests
1. Perform mechanical system tests Measure the stall speed. The object of this test is to check the overall performance of the transaxle and engine by measuring the stall speeds in the d and r positions. Notice: Do the test at normal operating atf temperature 50 to 80 c (122 to ...

Fuel
Preparation Sst Recomended tools Ssm Equipment ...

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