DTC P0506: Notes
DTC P0506 DETECTION CONDITION AND POSSIBLE CAUSES
| DTC P0506 |
Idle control system RPM lower than expected |
| DETECTION CONDITION |
- Actual idle speed is lower than expected by 100 RPM
for 14 s
, when brake pedal is depressed (brake switch is ON) and steering wheel is held straight ahead (power steering pressure switch is OFF).
NOTE:
- If atmospheric pressure is less than 72.3 kPa {542 mmHg, 21.3 inHg}
or intake air temperature is below -10°C {14°F}
, PCM cancels diagnosis of P0506.
Diagnostic support note
- This is a continuous monitor (CCM).
- MIL illuminates if PCM detects above malfunction condition in two consecutive drive cycles or in one drive cycle while DTC for the same malfunction has been stored in PCM.
- PENDING CODE is available if PCM detects the above malfunction condition during first drive cycle.
- FREEZE FRAME DATA is available.
- DTC is stored in PCM memory.
|
| POSSIBLE CAUSE |
- Electronic throttle control system malfunction
- Air cleaner element clogged
- Air intake passage clogged
- A/C relay control circuit malfunction
- Generator malfunction
- Purge solenoid valve malfunction
- Low engine compression (Over capacity of blow-by gas)
- PCM malfunction
|