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 ...

Other materials:

Inspection procedure
1 Inspect shift solenoid valve(s1) Remove the shift solenoid valve s1. measure the resistance according to the value(s) in the table below. Standard: Connect the positive (+) battery lead to the solenoid connector terminal, and the negative (–) battery lead to the solenoid b ...

Inspection procedure
1 Check p squib circuit(airbag sensor assy center – instrument panel passenger airbag assy) 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 instrument panel pas ...

Emission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On Board Diagnostics) checks. The OBD system monitors the operation of the emission control system. If the malfunction indicator lamp comes on The OBD system determines that a problem exists somewhere in the emission cont ...