Toyota Corolla (E120): Electronically controlled transmission communication circuit

Inspection procedure

Circuit description

Other materials:

Overhaul
1. Drain clutch fluid 2. Remove brake master cylinder sub–assy 3. Remove brake booster assy 4. Disconnect clutch reservoir tube Loosen the clip and disconnect the clutch reservoir tube from the clutch master cylinder assy. Hint: use a container to catch the fluid. 5. Disconnect ...

Malfunction in speedometer
Wiring diagram Inspection procedure 1 Check combination meter assy Remove the combination meter assy with connector still connected.  check voltage.  Jack up either of the front wheels.  Shift the shift lever to neutral.  Turn the ignition switch to on ...

How to proceed with troubleshooting
Troubleshoot in accordance with the procedure on the following pages. 1 Vehicle brought to workshop 2 Customer problem analysis check and symptom check Without applicable symptoms, proceed to ”a”.  with applicable symptoms, proceed to ”b”. 3 Symptom simulation 4 Prob ...