Cruise Control System Problem Symptoms Table

Cruise Control System -- Problem Symptoms Table


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.

Cruise control system
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
Toyota Fortuner RM000000PLU00FX.html
2. CRUISE main indicator light circuit
Toyota Fortuner RM000000PLV00FX.html
3. Wire harness and connector

4. ECM
Toyota Fortuner RM000001J9I002X.html
Vehicle speed setting cannot be performed. (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
Toyota Fortuner RM000000PLU00FX.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
Vehicle speed setting cannot be performed. (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
Toyota Fortuner RM000000PLU00FX.html
2. Stop light switch circuit
Toyota Fortuner RM0000018VV003X.html
3. Park/neutral position switch circuit
Toyota Fortuner RM000000W8401AX.html
4. Combination meter system
Toyota Fortuner RM000001F30001X.html
5. ECM
Toyota Fortuner RM000001J9I002X.html
6. Vehicle speed sensor circuit
Toyota Fortuner RM00000127Y004X.html
While vehicle is driving with cruise control, set control is canceled. (CRUISE main indicator light remains illuminated.)
1. Cruise control switch circuit
Toyota Fortuner RM000000PLU00FX.html
2. Vehicle speed sensor circuit
Toyota Fortuner RM00000127Y004X.html
3. Stop light switch circuit
Toyota Fortuner RM0000018VV003X.html
4. Combination meter
Toyota Fortuner RM000001F30001X.html
5. Park/neutral position switch circuit
Toyota Fortuner RM000000W8401AX.html
6. ECM
Toyota Fortuner RM000001J9I002X.html
Hunting (Speed is not constant.)
1. Vehicle speed sensor circuit
Toyota Fortuner RM00000127Y004X.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
Vehicle speed setting cannot be canceled. (When Coast, Acceleration, Resume, Set speed change and Control switch are operated.)
1. Cruise control switch circuit
Toyota Fortuner RM000000PLU00FX.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
DTC is not output, or output when it should not be.
1. Diagnosis circuit
Toyota Fortuner RM000000V6100FX.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
CRUISE main indicator light does not come on.
1. Cruise control switch circuit
Toyota Fortuner RM000000PLU00FX.html
2. CRUISE main indicator light circuit
Toyota Fortuner RM000000PLV00FX.html
3. ECM
Toyota Fortuner RM000001J9I002X.html
4. Combination meter
Toyota Fortuner RM000001F30001X.html
Speed setting cannot be canceled. (CANCEL function fails.)
1. Cruise control switch circuit
Toyota Fortuner RM000000PLU00FX.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
Cruise control cannot be canceled by decreasing speed so that it is below low speed limit.
1. Vehicle speed sensor circuit
Toyota Fortuner RM00000127Y004X.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
Cruise control cannot be canceled by depressing brake pedal
1. Stop light switch circuit
Toyota Fortuner RM0000018VV003X.html
2. ECM
Toyota Fortuner RM000001J9I002X.html
Cruise control cannot be canceled by operating shift lever.
1. Park/neutral position switch circuit
Toyota Fortuner RM000000W8401AX.html
2. ECM
Toyota Fortuner RM000001J9I002X.html