Problem Symptoms Table
WARNING: This page is about a different car, the 2013 Toyota FJ Cruiser. However, it is still accessible from the selected car via links, so may be relevant.
HINT:
Use the table below to help determine the causes of the problem symptom. The potential cases 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.
CRUISE CONTROL SYSTEM
| Symptom | Suspected Area | See |
|---|---|---|
| Main switch cannot be turned ON (Indicator light on the combination meter does not come on) | Cruise control switch circuit | Refer to Cruise Control Switch Circuit |
| Cruise main indicator light circuit | Refer to Cruise Main Indicator Light Circuit | |
| ECM | Refer to TERMINALS OF ECM | |
| Desired speed cannot be set (Indicator light on the combination meter comes on when the main switch is turned ON, but goes off when operating the "SET" function) | Cruise control switch circuit | Refer to Cruise Control Switch Circuit |
| ECM | Refer to TERMINALS OF ECM | |
| Desired speed cannot be set (Indicator light on the combination meter comes on when the main switch is turned ON and it remains ON, while operating the "SET" function) | Cruise control switch circuit | Refer to Cruise Control Switch Circuit |
| Stop light switch circuit | Refer to DTC P0571: Stop Light Switch Circuit Malfunction | |
| Park/neutral position switch circuit (for Automatic Transmission and 2WD) | Refer to ON-VEHICLE INSPECTION | |
| Park/neutral position switch circuit (for Automatic Transmission and 4WD) | Refer to ON-VEHICLE INSPECTION | |
| Clutch switch circuit (for Manual Transmission) | Refer to Clutch Switch Circuit | |
| Combination meter system | Refer to Cruise Main Indicator Light Circuit | |
| Speed sensor circuit | Refer to DTC P0500: Vehicle Speed Sensor Circuit Malfunction; DTC P0503: Vehicle Speed Sensor Circuit Malfunction | |
| ECM | Refer to TERMINALS OF ECM | |
| While cruise control driving, the set speed is canceled (Indicator light remains ON) | Cruise control switch circuit | Refer to Cruise Control Switch Circuit |
| Speed sensor circuit | Refer to DTC P0500: Vehicle Speed Sensor Circuit Malfunction; DTC P0503: Vehicle Speed Sensor Circuit Malfunction | |
| Stop light switch circuit | Refer to DTC P0571: Stop Light Switch Circuit Malfunction | |
| Combination meter system | Refer to Cruise Main Indicator Light Circuit | |
| Park/neutral position switch circuit (for Automatic Transmission and 2WD) | Refer to ON-VEHICLE INSPECTION | |
| Park/neutral position switch circuit (for Automatic Transmission and 4WD) | Refer to ON-VEHICLE INSPECTION | |
| Clutch switch circuit (for Manual Transmission) | Refer to Clutch Switch Circuit | |
| ECM | Refer to TERMINALS OF ECM | |
| Hunting occurs (Speed is not constant) | Speed sensor circuit | Refer to DTC P0500: Vehicle Speed Sensor Circuit Malfunction; DTC P0503: Vehicle Speed Sensor Circuit Malfunction |
| ECM | Refer to TERMINALS OF ECM | |
| Speed setting cannot be canceled ("CANCEL" function failure only) | Cruise control switch circuit | Refer to Cruise Control Switch Circuit |
| ECM | Refer to TERMINALS OF ECM | |
| DTC is not output, or is output when should not be | TC and CG terminal circuit | Refer to TC and CG Terminal Circuit |
| ECM | Refer to TERMINALS OF ECM | |
| Cruise control cannot be canceled when vehicle speed decreases to below low speed limit | Speed sensor circuit | Refer to DTC P0500: Vehicle Speed Sensor Circuit Malfunction; DTC P0503: Vehicle Speed Sensor Circuit Malfunction |
| ECM | Refer to TERMINALS OF ECM | |
| Cruise control cannot be canceled when brake pedal is depressed | Stop light switch circuit | Refer to DTC P0571: Stop Light Switch Circuit Malfunction |
| ECM | Refer to TERMINALS OF ECM | |
| Cruise control cannot be canceled when shift lever is operated*1 | Park/neutral position switch circuit (for 2WD) | Refer to ON-VEHICLE INSPECTION |
| Park/neutral position switch circuit (for 4WD) | Refer to ON-VEHICLE INSPECTION | |
| ECM | Refer to TERMINALS OF ECM | |
| Cruise control cannot be canceled when clutch pedal is depressed*2 | Clutch switch circuit | Refer to Clutch Switch Circuit |
| ECM | Refer to TERMINALS OF ECM |
- *1: for Automatic Transmission
- *2: for Manual Transmission