Toyota Corolla (E120) 2002–2008 Repair Manual / Diagnostics / Cruise control system / Diagnosis circuit
Toyota Corolla (E120): Diagnosis circuit
Other materials:
Seat belt warning lamp for driver’s seat does not
operate
Wiring diagram
Inspection procedure
1 Check combination meter assy
Ground terminal c9–12 on the combination meter side.
check that the warning lightlights up.
Ok: warning light lights up.
2 Inspect front seat inner belt assy lh
Disconnect the front seat inner belt ...
Replacement
1. Remove engine under cover rh
2. Drain coolant
3. Remove front wheel rh
4. Remove cylinder head cover no.2
Remove the 2 nuts, 2 clips and cylinder head cover.
5. Remove fan and generator v belt
Turn the v–ribbed belt tensioner slowly clockwise and
loosen it. Then, remove ...
Inspection procedure
1 Check un–lock warning switch assy
Disconnect the key unlock warning switch connector.
check the continuity between the terminals of the key unlock
warning switch connector, as shown in the illustration
and table.
Standard:
2 Check wire harness (tvip ecu unlock warni ...