Toyota Tacoma manuals

Toyota Corolla Repair Manual: Inspection procedure

1 Input signal check

  1. See the input signal check on page 05745.
  2.  check the indicator light when the clutch pedal is depressed.

    Ok: the indicator light goes off when the clutch pedal is depressed.

2 Inspect terminal voltage(d)

2 Inspect terminal voltage(d)

  1. Turn the ignition switch to on.
  2.  measure the voltage between terminal 4 (d) of the cruise control ecu assy connector and the body ground when the clutch pedal is depressed and released.

    Ok:

3 Inspect clutch switch assy

3 Inspect clutch switch assy

  1. Disconnect the clutch switch assy connector.
  2.  check continuity between terminal 1 and 2 of clutch switch assy.

    Ok:

4 Check harness and connector(between cruise control ecu assy

4 Check harness and connector(between cruise control ecu assy and gauge fuse)

  1. Check for open and short circuit in harness and connector between cruise control ecu assy and gauge fuse

Check and replace cruise control ecu assy

Check and replace cruise control ecu assy

Circuit description
When the clutch pedal is depressed, the clutch switch sends a signal to the cruise control ecu assy. When the signal is input to the cruise control ecu assy during cruise control driving, the cru ...

Ecu power source circuit
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Other materials:

Stopping the engine
1 Stop the vehicle. 2 Continuously variable transmission: Shift the shift lever to P. Manual transmission: Shift the shift lever to N. 3 Set the parking brake. 4 Press the engine switch. 5 Vehicles without a multi-information display: Release the brake pedal (continuously variable transmission ...

Inspection procedure
Hint: handheld tester only: narrowing down the trouble area is possible by performing a/f control active test (heated oxygen sensor or other trouble areas can be distinguished). Perform active test using handheld tester (a/f control). Hint: a/f control is the active test which cha ...

Components
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