Toyota Corolla (E120): Door key lock and unlock switch circuit

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Inspection procedure
Hint: if dtc p0441 (purge flow), p0446 (vsv for ccv or vsv for pressure switching valve), p0451, p0452 or p0453  is output with dtc p0442 or p0456 , first troubleshoot dtc p0441, p0446, p0451, p0452 or p0453. If no malfunction is detected, troubleshoot dtc p0442 or p0456 next. ...

Inspection procedure
1 Check p/t squib(lh) circuit(airbag sensor assy center – front seat outer belt assy lh) Disconnect the negative (–) terminal cable from the battery, and wait at least for 90 seconds.  disconnect the connectors between the airbag sensor assy center and the seat belt pretensio ...

Overhaul
1. Remove manual transmission filler plug Remove the manual transmission filler plug and gasket from the manual transmission case. 2. Remove drain (mtm) plug sub–assy Remove the drain (mtm) plug sub–assy and gasket from the manual transmission case. 3. Remove speedomete ...