P1712

DTC P1712 - ENGINE TORQUE CONTROL SIGNAL #2 CIRCUIT MALFUNCTION

OUTLINE OF DIAGNOSIS
Judge NG when detecting the difference 250 times in a row by comparing the CPU output with signal line output every 10 milliseconds.




ENABLE CONDITION

GENERAL DRIVING CYCLE
Always perform the diagnosis.




DIAGNOSTIC METHOD

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

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

FAIL SAFE
None

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