P0122 is set when ACV position sensor voltage is lower than 200mV for 2.5 sec.
Item | Detecting Condition | Possible Cause | ||
DTC Strategy |
•
Signal monitoring | 1. ACV position sensor circuit 2. ACV | ||
Enable Conditions |
•
Engine running | |||
Threshold Value |
•
ACV position sensor voltage is lower than 200mV | |||
Diagnostic Time |
•
2 sec. | |||
Fail Safe | Fuel cut | NO |
•
Engine Hot condition : Fixed at 80℃
•
Engine cold/cranking : Fixed at -10℃ | |
EGR Off | YES | |||
Fuel Limit | YES | |||
Check Lamp | ON | |||
