Diagnostic Tests: Notes
DTC INDEX
| DTC | Description |
|---|---|
| DTC 11 OR 15 | ACTUATOR MOTOR CIRCUIT |
| DTC 12 | ACTUATOR MAGNETIC CLUTCH CIRCUIT |
| DTC 14 | ACTUATOR MECHANICAL MALFUNCTION |
| DTC 21 | OPEN VEHICLE SPEED SENSOR CIRCUIT |
| DTC 23 | VEHICLE SPEED SIGNAL ABNORMAL |
| DTC 32 | CRUISE CONTROL SWITCH CIRCUIT (ES300) |
| DTC 51 | IDLE SIGNAL CIRCUIT |
CAUTION:
If cruise control ECU replacement is instructed in following testing, always ensure ECU harness connector and ground circuit are okay. If either are suspect, repair and repeat testing to confirm cruise control ECU malfunction.