Toyota Corolla (E120): Short in p/t squib (lh) circuit

Dtc b0135/73 short in p/t squib (lh) circuit

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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 ...

Check mode procedure
Hint: hand–held tester only: compared to the normal mode, the check mode has more sensing ability to detect malfunctions. Furthermore, the same diagnostic items which are detected in the normal mode can also be detected in the check mode. 1. Check mode procedure(using the hand–held tester) ...

Replacement
1. Work for preventing gasoline from spilling out 2. Remove front wheels 3. Remove engine under cover rh 4. Remove engine under cover lh 5. Drain coolant 6. Remove cylinder head cover no.2 Remove the 2 nuts, 2 clips and cylinder head cover. 7. Disconnect radiator hose inlet &nb ...