Toyota Corolla (E120): Ecu power source circuit

Inspection procedure

Circuit description

Other materials:

Body panel anti-rust agent (wax) application areas
Apply rustop w to the doors and hood edges (tips of outer panel folded parts) and undersides, areas around hinges, etc.To prevent rust. Coat the undersides of the edges using a nozzle and air gun, and coat the areas around the hinges using a brush. Hint:  if rustop is unnecessarily ...

Inspection procedure
Hint: hand–held tester only: narrowing down the trouble area is possible by performing ”a/f control” active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using hand–held tester (a/f control). Hint: ”a/f control” is the active te ...

Power door lock control system
Symptom Suspected area All doors are not operated by driver’s door key cylinder interlocked with key Door lock control switch Front door lock assy lh  Wire harness Integration relay Key confinement prevention function does ...