DTC P193B [MZ-CD 1.6 (Y6) (EURO4 emission level)]


id0102g6222400

DTC P193B

Accelerator pedal position (APP) sensor No.2 circuit malfunction

DETECTION CONDITION
•  The PCM monitors the signal from APP sensor No.2 using CAN via the instrument cluster. If the instrument cluster detects an open or short circuit in the APP sensor No.2 signal, the PCM determines that the APP sensor No.2 circuit has a malfunction.
POSSIBLE CAUSE
•  Open or short to ground circuit in wiring harness between APP sensor and instrument cluster
•  APP sensor No.2 malfunction
•  Instrument cluster malfunction
•  CAN signal error
•  PCM malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
•  Has the FREEZE FRAME DATA been recorded?
Yes
Go to the next step.
No
Record the FREEZE FRAME DATA on the repair order, then go to the next step.
2
VERIFY RELATED REPAIR INFORMATION AVAILABILITY
•  Verify related service repair information availability.
•  Is any related repair information available?
Yes
Perform repair or diagnosis according to the available repair information.
•  If the vehicle is not repaired, go to the next step.
No
Go to the next step.
3
VERIFY STORED CAN COMMUNICATION DTC IN PCM AND INSTRUMENT CLUSTER
•  Retrieve the PCM and instrument cluster DTC using the M-MDS.
•  Is the CAN communication DTC present?
Yes
Go to the applicable DTC inspection.
No
Go to the next step.
4
VERIFY THAT DTC P193B TROUBLESHOOTING IS COMPLETED
•  Make sure to reconnect all disconnected connectors.
•  Clear the DTC from the PCM memory using the M-MDS.
•  Run the vehicle under the FREEZE FRAME DATA stored condition.
•  Is the same DTC present?
Yes
Repeat the inspection from Step 1.
•  If the malfunction recurs, replace the PCM.
Go to the next step.
No
Go to the next step.
5
VERIFY AFTER REPAIR PROCEDURE
•  Perform the after repair procedure.
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
No
DTC troubleshooting completed.