CRUISE CONTROL SYSTEM > PROBLEM SYMPTOMS TABLE

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HINT:
  1. Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary.
  2. Inspect the fuses and relays related to this system before inspecting the suspected areas below.


 
Symptom
Suspected area
See page
Main switch cannot be turned ON. (CRUISE main indicator light on combination meter does not illuminate.)
1. Cruise control switch circuit
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2. CRUISE main indicator light circuit
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3. ECM
 Click here
Vehicle speed setting cannot be done. (CRUISE main indicator light on combination meter illuminates when main switch is turned ON, but turns off when operating SET function.)
1. Cruise control switch circuit
 Click here
2. ECM
 Click here
Vehicle speed setting cannot be done. (CRUISE main indicator light on combination meter illuminates when main switch is turned ON, and remains illuminated when operating SET function.)
1. Cruise control switch circuit
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2. Stop light switch circuit
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3. Park/neutral position switch circuit*1
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4. Park/neutral position switch circuit*2
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5. Combination meter system
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6. ECM
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7. Vehicle speed sensor circuit
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While the vehicle is driving with cruise control, the set control is canceled. (CRUISE main indicator light remains illuminated.)
1. Cruise control switch circuit
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2. Vehicle speed sensor circuit
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3. Stop light switch circuit
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4. Combination meter
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5. Park/neutral position switch circuit*1
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6. Park/neutral position switch circuit*2
 Click here
7. ECM
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Hunting (Speed is not constant.)
1. Vehicle speed sensor circuit
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2. ECM
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Vehicle speed setting cannot be canceled. (When Coast, Acceleration, Resume, Set speed change and Control switch are operated.)
1. Cruise control switch circuit
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2. ECM
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DTC is not output, or is output when it should not be.
1. Diagnosis circuit
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2. ECM
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CRUISE MAIN indicator light does not come on.
1. Cruise control switch circuit
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2. CRUISE main indicator light circuit
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3. ECM
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4. Combination meter
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HINT:
*1: 1GR-FE
*2: 1KD-FTV