Troubleshooting Hints
The MIL is ON or the DTC is displayed on the HI-SCAN under the following conditions;
- When the primary voltage side in ECM is in short or open circuit.
- The ignition closed loop control in ECM is out of order.
- Open or short circuit is observed in idle air control system when ignition switch is turned on.
USING HI-SCAN
CHECK ITEM CONDITION CHART
| Check Item | Check condition | HI-SCAN display | Type |
|---|---|---|---|
Idle speed control actuator
|
Start the engine | ISA | Activate |