P0512

DTC P0512 - STARTER REQUEST CIRCUIT

OUTLINE OF DIAGNOSIS
- Detect the open/short circuit of starter switch.
- Judge ON NG when the starter signal remains ON even though vehicle speed and engine speed increased.




ENABLE CONDITION

GENERAL DRIVING CYCLE
Always perform diagnosis continuously after starting engine.

DIAGNOSTIC METHOD




Judge NG when the continuous time until completing the malfunction criteria becomes more than time needed for diagnosis (10 seconds). Judge OK and clear the NG when the starter switch is turned to OFF.

DTC CLEAR CONDITION
- When the OK idling cycle is 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
Memorize the freeze frame data. (For test mode $02)