PCM sets DTC P259F, when opening PWM of EWGA motor control is higher than +98% because of the fault of EWGA position.
* Closing PWM is controlled by (-) duty and opening PWM is (+) duty.
Item | Detecting Condition | Possible Cause |
DTC Strategy |
•
Plausibility check | 1. Poor connector connection 2. EWGA circuit 3. Defected EWGA |
Enable Conditions |
•
Battery voltage is at between 10V and 16V
•
Engine coolant temperature is higher than 50℃(122℉)
•
Atmosphere temperature is higher than -10℃(14℉)
•
Engine "ON" | |
Threshold Value |
•
Opening PWM of EWGA motor control is higher than +98%. | |
Diagnostic Time |
•
0.4 sec. | |
MIL ON Condition |
•
2 Driving Cycle |
