Toyota Tacoma manuals

Toyota Corolla Repair Manual: Circuit description

The ignition switch provides circuit power and the ecm provides the circuit ground that illuminates the mil.

Mil operation is checked visually: it should be illuminated when the ignition is first turned on. If the mil is off all of the time or on all of the time, use the procedure below to troubleshoot it. The mil is used to indicate the ecms detection of a vehicle malfunction.

Follow this procedure using the handheld tester or an obd ii scan tool to determine the cause of the problem and to check the mil.

Wiring diagram

Inspection procedure

Mil circuit
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Inspection procedure
Hint: troubleshoot each trouble symptom in accordance with the chart below. 1 Clear dtc Connect the handheld tester or the obd ii scan tool to the dlc 3.  turn the ignition switch on ...

Other materials:

Replacement
Hint: components: 1. Precaution 2. Disconnect battery negative terminal 3. Remove parking brake hole cover subassy 4. Remove floor shift shift lever knob subassy (m/t transaxle) 5. Remove shifting hole cover subassy (m/t transaxle) 6. Remove console panel upper 7. Remove console box ...

Transmission valve body assy (atm)
Replacement 1. Remove engine under cover lh 2. Drain automatic transaxle fluid  remove the drain plug, gasket and drain atf.  install a new gasket and drain plug. Torque: 17.5 Nvm (178 Kgfcm, 13 ftlbf) 3. Remove automatic transaxle oil pan subassy Remove the 18 bolt ...

Inspection procedure
1 Check side squib(lh) circuit(airbag sensor assy center front seat airbag 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 front seat airbag assy (lh ...

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