P0726

DTC P0726 - ENGINE SPEED INPUT CIRCUIT RANGE/PERFORMANCE

OUTLINE OF DIAGNOSIS
Judge NG when the engine speed is not input in the status of running the engine.

COMPONENT DESCRIPTION
Engine speed sensor is installed to the outside of engine body and crank part. This sensor detects the crank speed, and transmits the sine wave signal (2 pulses per rev.) to TCM.




ENABLE CONDITION

GENERAL DRIVING CYCLE
Always perform the diagnosis continuously.




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)