This DTC sets when the current necessary to operate the throttle actuator control (TAC) motor is higher than a calibrated limit.
Item | Detecting Condition | Possible Cause | |
DTC Strategy | Case1 |
•
PWM range check | 1. Poor connection 2. Short in motor circuit 3. ETC motor 4. Obstruction in the throttle plate movement |
Case2 |
•
Deviation between Throttle position and Set-point | ||
Enable Conditions | Case1 |
•
TPS adaptation finished
•
Battery Voltage > 10V | |
Case2 |
•
TPS adaptation finished | ||
Threshold Value | Case1 |
•
ETC controller output PWM > 95% | |
Case2 |
•
Throttle position - Throttle position set-point ; Maximum allowable control difference dependant on throttle set point gradient > 3.24% | ||
Diagnostic Time |
•
0.5 sec | ||
MIL ON Condition |
•
1 driving cycles | ||
