Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

Hint

: read freeze frame data using the handheld tester or the obd ii scan tool. Freeze frame data records the engine conditions when a malfunction is detected. When troubleshooting, it is useful for determining whether the vehicle was running or stopped, the engine was warmed up or not, the airfuel ratio was lean or rich, etc. At the time of the malfunction.

1 Check valve timing(check for loose and jumped tooth of timing chain)

Replace ecm

Replace ecm

Circuit description
Refer to dtc p0335 Dtc no. Dtc detection condition Trouble area P0016 Deviation in crankshaft position sensor signal and camshaft position sensor signal (2 tri ...

Oxygen sensor heater control circuit...
Dtc p0031 oxygen sensor heater control circuit low (bank 1 sensor 1) Dtc p0032 oxygen sensor heater control circuit high (bank 1 sensor 1) Dtc p0037 oxygen sensor heater control circuit low (bank ...

Other materials:

Air outlets
■ Location of air outlets The air outlets and air volume changes according to the selected airflow mode. : Some models ■ Adjusting the position of and opening and closing the air outlets ► Front center outlets Direct air flow to the left or right, up or down. ► Fro ...

Light control switch circuit
Wiring diagram Inspection procedure 1 Check headlamp dimmer switch assy (light control switch) 2 Check wire harness (tvip ecu  light control switch) Disconnect the tvip ecu and light control switch connectors.  check the continuity between the terminals of the tvip e ...

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. ...

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