Problem Symptoms Table
PROBLEM SYMPTOMS CHART
| Symptom | Suspected Area | Refer to |
|---|---|---|
| Main switch cannot be turned ON (Indicator light on the combination meter does not come on) | 1. Cruise control switch circuit | CRUISE CONTROL SWITCH CIRCUIT |
| 2. CRUISE MAIN indicator light circuit | CRUISE MAIN INDICATOR LIGHT CIRCUIT | |
| 3. ECM (1GR-FE) | ECM | |
| 3. ECM (2TR-FE) | 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) | 1. Cruise control switch circuit | CRUISE CONTROL SWITCH CIRCUIT |
| 2. ECM (IGR-FE) | ECM | |
| 2. ECM (2TR-FE) | ECM | |
| Desired speed cannot be set (Indicator light on the combination comes on when the main switch is turned ON and it remains ON, while operating the "SET" function) | 1. Cruise control switch circuit | CRUISE CONTROL SWITCH CIRCUIT |
| 2. Stop light switch circuit | DTC P0571 STOP LIGHT SWITCH CIRCUIT MALFUNCTION | |
| 3. Clutch switch circuit (M/T) | CLUTCH SWITCH CIRCUIT | |
| 3. Park/neutral position switch circuit (A/T: 1GR-FE) | MONITOR DESCRIPTION | |
| 3. Park/neutral position switch circuit (A/T: 2TR-FE) | DTC P0705 TRANSMISSION RANGE SENSOR CIRCUIT MALFUNCTION (PRNDL INPUT) | |
| 4. Combination meter system | DIAGNOSIS SYSTEM | |
| 5. ECM (1GR-FE) | ECM | |
| 5. ECM (2TR-FE) | ECM | |
| While cruise control driving, the set speed is canceled (Indicator light remains ON) | 1. Cruise control switch circuit | CRUISE CONTROL SWITCH CIRCUIT |
| 2. Vehicle speed sensor circuit (1GR-FE) | DTC P0500 VEHICLE SPEED SENSOR "A" | |
| 2. Vehicle speed sensor circuit (2TR-FE) | DTC P0500 VEHICLE SPEED SENSOR "A"; DTC P0503 VEHICLE SPEED SENSOR "A" INTERMITTENT/ERRATIC/HIGH | |
| 3. Stop light switch circuit | DTC P0571 STOP LIGHT SWITCH CIRCUIT MALFUNCTION | |
| 4. CRUISE MAIN indicator light circuit | CRUISE MAIN INDICATOR LIGHT CIRCUIT | |
| 5. Clutch switch circuit (M/T) | CLUTCH SWITCH CIRCUIT | |
| 5. Park/neutral position switch circuit (A/T: 1GR-FE) | MONITOR DESCRIPTION | |
| 5. Park/neutral position switch circuit (A/T: 2TG-FE) | DTC P0705 TRANSMISSION RANGE SENSOR CIRCUIT MALFUNCTION (PRNDL INPUT) | |
| 6. ECM(IGR-FE) | ECM | |
| 6. ECM (2TR-FE) | ECM | |
| Hunting occurs (Speed is not constant) | 1. Vehicle speed sensor circuit (1GR-FE) | DTC P0500 VEHICLE SPEED SENSOR "A" |
| 1. Vehicle speed sensor circuit (2TR-FE) | DTC P0500 VEHICLE SPEED SENSOR "A"; DTC P0503 VEHICLE SPEED SENSOR "A" INTERMITTENT/ERRATIC/HIGH | |
| 2. ECM (1GR-FE) | ECM | |
| 2. ECM (2TR-FE) | ECM | |
| Speed setting cannot be canceled ("CANCEL" function failure only) | 1. Cruise control switch circuit | CRUISE CONTROL SWITCH CIRCUIT |
| 2. ECM(IGR-FE) | ECM | |
| 2. ECM (2TR-FE) | ECM | |
| DTC is not output, or is output when should not be | 1. DLC3 circuit | TC AND CG TERMINAL CIRCUIT |
| 2. ECM (1GR-FE) | ECM | |
| 3. ECM (2TR-FE) | ECM | |
| CRUISE MAIN indicator light does not come on | 1. Cruise control switch circuit | CRUISE CONTROL SWITCH CIRCUIT |
| 2. CRUISE MAIN indicator light circuit | CRUISE MAIN INDICATOR LIGHT CIRCUIT | |
| 3. ECM (1GR-FE) | ECM | |
| 3. ECM (2TR-FE) | CAMSHAFT TIMING OIL CONTROL VALVE ASSEMBLY | |
| 4. Combination meter assembly | DIAGNOSIS SYSTEM |