Toyota Corolla Repair Manual: Park/neutral position switch circuit

Inspection procedure

1 Check operation(overdrive) Drive the vehicle after the engine warms up.  check that overdrive on e off occurs by an operation of the o/d switch on–off. 2 Inspect terminal voltag ...

Circuit description

When the shift position is put in except d position, a signal is sent from the park/neutral position switch to the cruise control ecu assy. When this signal is input during cruise control driving ...

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Inspection procedure
1 Check hazard warning signal switch assy Check the hazard warning switch continuity, as shown in the illustration and table. Standard: 2 Check turn signal flasher assy 3 Check wire harness (tvip ecu turn signal flasher) Disconnect the tvip ecu and turn signal flashe ...

Circuit description
The rear heated oxygen sensor is used to monitor oxygen concentration in the exhaust gas. For optimum catalytic converter operation, the air fuel mixture must be maintained near the ideal ”stoichiometric” ratio. The heated oxygen sensor output voltage changes suddenly in the vicinity of the ...

Radio broadcast cannot be received (bad reception)
Inspection procedure 1 Check if radio auto–search functions properly Check if the radio auto–search functions properly.  Perform the auto–search of the radio and check that it functions normally. Standard: the radio auto–search functions properly. 2 Check optional compone ...