Other information:
DTC Description
DTC DETECTION LOGICWhen a misfire occurs, engine speed will fluctuate. If the engine speed fluctuates enough to cause the crankshaft position (CKP) sensor (POS) signal to vary, ECM can determine that a misfire is occurring. Sensor Input signal to ECM ECM function
Crankshaft position sensor (POS)
Engine speed
On board diagnosis of misfire
The misfire detection logic consists of the following two conditions...
Diagnosis Procedure
CHECK CONNECTOR
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Check the following terminals and connectors for damage, bend and loose connection (connector side and harness side).
Harness connector M84
Harness connector B101
Is the inspection result normal?
YES>>
GO TO 2...