Toyota Corolla (E120): Idle signal circuit

Dtc 51 idle signal circuit

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Purpose of the readiness tests
The on–board diagnostic (obd ii) system is designed to monitor the performance of emission–related components and report any detected abnormalities in the form of diagnostic trouble codes (dtcs). Since the various components need to be monitored during different driving condition ...

Replacement
Hint: components: 1. Place front wheels facing straight ahead 2. Remove front wheels 3. Remove engine under cover lh 4. Remove engine under cover rh 5. Remove exhaust pipe 6. Drain transaxle oil 7. Remove hood sub–assy 8. Remove cylinder head cover no.2 9. Remove air cleaner assy 10. R ...

Have the malfunction repaired immediately. (vehicles with a smart key system)
After taking the specified steps to correct the suspected problem, check that the warning message and light go off. ■Warning buzzer ...