Toyota Corolla (E120): Ecm power source circuit

Inspection procedure

Circuit description

Other materials:

Location
...

Inspection procedure
1 Check fuse(ecu–ig) Remove the ecu–ig fuse from the instrument panel j/b.  check the continuity of the ecu–ig fuse. Ok: continuity 2 Inspect terminal voltage(b) Remove the cruise control ecu assy with connector still connected.  turn the ignition switch ...

Spiral cable sub–assy
Components Replacement Hint: components: 1. Precaution 2. Disconnect battery negative terminal 3. Place front wheels facing straight ahead  check that the front wheels are facing straight ahead. 4. Remove horn button assy 5. Remove steering wheel assy  sst 09950–50013 ...