DTC P1196 [WL-C, WE-C (Thailand, General (L.H.D. R.H.D.) specs.)]

id0102b0956800

DTC P1196

Key off voltage high input
DETECTION CONDITION
•  The PCM monitors whether the main relay opens after 2 s when the engine switch is turned to the off position. If the main relay does not open after 2 s, the PCM determines that there is malfunction in the main relay circuit.
POSSIBLE CAUSE
•  Main relay malfunction
•  Connector or terminal malfunction
•  Short to power supply between main relay terminal D and PCM terminal 201, 203, and 205
•  PCM malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION
1
VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
•  Has 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
IDENTIFY TRIGGER DTC FOR FREEZE FRAME DATA
•  Is DTC P1196 on FREEZE FRAME DATA?
Yes
Go to the next step.
No
Go to troubleshooting procedures for DTC in FREEZE FRAME DATA.
(See DTC TABLE [WL-C, WE-C (Thailand, General (L.H.D. R.H.D.) specs.)].)
4
INSPECT MAIN RELAY CONNECTOR FOR POOR CONNECTION
•  Turn the engine switch off.
•  Disconnect the main relay connector.
•  Inspect for poor connection (such as damaged/pulled-out pins, and corrosion).
•  Is there any malfunction?
Yes
Repair or replace terminal, then go to Step 7.
No
Go to the next step.
5
INSPECT MAIN RELAY
•  Inspect the main relay.
•  Is it normal?
Yes
Go to the next step.
No
Install the sensor securely, then go to the Step 7.
6
INSPECT MAIN RELAY CIRCUIT FOR SHORT TO POWER SUPPLY
•  Turn the engine switch off.
•  Measure voltage between main relay terminal D (wiring harness-side) and body ground.
•  Is the voltage B+?
Yes
Repair or replace for short to power supply.
Then, go to the next step.
No
Go to the next step.
7
VERIFY TROUBLESHOOTING OF DTC P1196 COMPLETED
•  Turn the engine switch off.
•  Make sure to reconnect all disconnected connectors.
•  Turn the engine switch to the ON position (Engine off).
•  Clear the DTC from the memory using the M-MDS.
•  Run the vehicle under the FREEZE FRAME DATA stored condition.
•  Is the same DTC present?
Yes
Replace the PCM, go to the next step.
(See PCM REMOVAL/INSTALLATION [WL-C, WE-C].)
No
Go to the next step.
8
VERIFY AFTER REPAIR PROCEDURE
•  Perform the “After Repair Procedure“.
•  Are any DTCs present?
Yes
Go to the applicable DTC inspection.
(See DTC TABLE [WL-C, WE-C (Thailand, General (L.H.D. R.H.D.) specs.)].)
No
Troubleshooting completed.