Toyota Corolla (E120): All door lock and unlock do not operate by the master switch or the driver’s door key

Terminals of ecu

Circuit description

Other materials:

Overhaul
Hint: components: 1. Remove front wheel 2. Disconnect front stabilizer link assy lh Remove the nut and disconnect the front stabilizer link assy lh from the shock absorber assy front lh. Hint: if the ball joint turns together with the nut, use a hexagon (6 mm) wrench to hold the st ...

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 ...

Supplemental restraint system
Preparation Sst Recomended tools Equipment ...