P0507

DTC P0507 IDLE CONTROL SYSTEM RPM HIGHER THAN EXPECTED

1. OUTLINE OF DIAGNOSIS
Detect the malfunction that actual engine speed is not close to target engine speed during idling.
Judge NG when actual engine speed is not close to target engine speed during idling




2. ENABLE CONDITION

3. GENERAL DRIVING CYCLE
Always perform diagnosis during idling after warm-up.

4. DIAGNOSTIC METHOD




- Abnormality Judgment
Judge NG when the continuous time of completing the malfunction criterion becomes more than the time needed for diagnosis (10 seconds * 3 times).




- Normality Judgment
Judge OK and clear NG when the continuous time of completing the malfunction criterion becomes more than the time needed for diagnosis (10 seconds).

5. DTC CLEAR CONDITION
- When the OK idling cycle was completed 40 times in a row
- When "Clear Memory" was performed

6. MALFUNCTION INDICATOR LIGHT CLEAR CONDITION
- When the OK driving cycle was completed 3 times in a row
- When "Clear Memory" was performed

7. FAIL SAFE
Judgment of heavy fuel: Not allowed to make the judgment of heavy fuel.

8. ECM OPERATION AT DTC SETTING
Memorize the freeze frame data. (For test mode $02)