Problem Symptoms Table
PROBLEM SYMPTOMS CHART
| Symptom/Suspect Area | See | |
|---|---|---|
| SET Not Occurring Or CANCEL Occurring (DTC Is Normal) | ||
| 1. Main Switch Circuit (Cruise Control Switch) | Control Switch Circuit (Cruise Control Switch) | |
| 2. Vehicle Speed Sensor | DTC 21 Open in Vehicle Speed Sensor Circuit | |
| 3. Control Switch Circuit (Cruise Control Switch) | Control Switch Circuit (Cruise Control Switch) | |
| 4. Stop Light Switch Circuit | Stop Light Switch Circuit | |
| 5. Park/Neutral Position Switch Circuit | Park/Neutral Position Switch Circuit (Only for A/T) | |
| 6. Clutch Switch | Clutch Switch Circuit (Only for M/T) | |
| 7. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 8. Cruise Control Cable | Actuator Control Cable | |
| 9. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| SET Not Occurring Or CANCEL Occurring (DTC Does Not Output) | ||
| 1. ECU Power Source Circuit | ECU Power Source Circuit | |
| 2. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Actual Vehicle Speed Deviates Above Or Below The Set Speed | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Vehicle Speed Signal Abnormal | DTC 21 Open in Vehicle Speed Sensor Circuit | |
| 3. Electronically Controlled Transmission Communication Circuit | Electronically Controlled Transmission Communication Circuit | |
| 4. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 5. Idle Signal Circuit (Main Throttle Position Sensor) | DTC 51 Idle Signal Circuit | |
| 6. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Gear Shifting Frequent Between 3rd O/D When Driving On Uphill Road (Hunting) | ||
| 1. Electronically Controlled Transmission Communication Circuit | Electronically Controlled Transmission Communication Circuit | |
| 2. Cruise Control ECU | DI-382 | |
| Cruise Control Not Cancelled, Even When Brake Pedal Is Depressed | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Stop Light Switch Circuit | Stop Light Switch Circuit | |
| 3. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 4. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Cruise Control Not Cancelled, Even When Transmission Is Shifted To "N" Position | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Park/Neutral Position Switch Circuit | Park/Neutral Position Switch Circuit (Only for A/T) | |
| 3. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 4. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Cruise Control Not Cancelled, Even When Clutch Pedal Is Depressed | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Clutch Switch Circuit | Clutch Switch Circuit (Only for M/T) | |
| 3. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 4. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Control Switch Does Not Operate (SET/COAST, ACC/RES, CANCEL Not Possible) | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Control Switch Circuit | Park/Neutral Position Switch Circuit (Only for A/T) | |
| 3. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 4. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| SET Possible At 40 km/h (25 MPH) Or Less, Or CANCEL Does Not Operate At 40 km/h (25 MPH) Or Less | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Vehicle Speed Signal Abnormal | DTC 23 Vehicle Speed Signal Abnormal | |
| 3. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 4. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Poor Response Is In ACCEL & RESUME Modes | ||
| 1. Cruise Control Cable | Actuator Control Cable | |
| 2. Electronically Controlled Transmission Communication Circuit | Electronically Controlled Transmission Communication Circuit | |
| 3. Actuator Motor Circuit | CIRCUIT INSPECTION; DTC 11 Actuator Motor Circuit | |
| 4. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| O/D Does Not Resume, Even Though The Road Is Not Uphill | ||
| 1. Electronically Controlled Transmission Communication Circuit | Electronically Controlled Transmission Communication Circuit | |
| 2. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| DTC Memory Is Erased | ||
| 1. Cruise Control | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| DTC Is Not Output, Or Is Output When Should Not Be | ||
| 1. Diagnosis Circuit | Diagnosis Circuit | |
| 2. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |
| Cruise MAIN Indicator Light Remains ON Or Fails To Light Up | ||
| 1. Cruise MAIN Indicator Light Switch Circuit | CRUISE MAIN Indicator Light Circuit | |
| 2. Cruise Control ECU | HOW TO USE THE DIAGNOSTIC CHART AND INSPECTION PROCEDURE | |