DTC P0119 [AJ (3.0L Duratec)]


id0102a4817100

DTC P0119

ECT sensor circuit intermittent/performance

DETECTION CONDITION

• Indicates ECT circuit become intermittently open or shorted while engine was running.

POSSIBLE CAUSE

• ECT sensor malfunction
• PCM malfunction

Diagnostic procedure

STEP

INSPECTION

ACTION

1
VERIFY FREEZE FRAME DATA HAS BEEN RECORDED
• Has FREEZE FRAME DATA been recorded?
Yes
Go to next step.
No
Record FREEZE FRAME DATA on repair order, then go to next step.
2
VERIFY RELATED SERVICE INFORMATION AVAILABILITY
• Check for related Service Information availability.
• Is any related Service Information available?
Yes
Perform repair or diagnosis according to available Service Information.
• If vehicle is not repaired, go to next step.
No
Go to next step.
3
VERIFY RELATED PENDING CODE OR STORED DTC
• Verify the related PENDING CODE or stored DTCs.
• Are other DTCs present?
Yes
Go to appropriate DTC inspection.
No
Go to next step.
4
INSPECT ECT SENSOR
• Inspect the ECT sensor.
• Is there any malfunction?
Yes
Replace ECT sensor, then go to next step.
No
Go to next step.
5
VERIFY TROUBLESHOOTING OF DTC P0119 COMPLETED
• Make sure to reconnect all disconnected connectors.
• Clear DTC from memory using WDS or equivalent.
• Start engine.
• Perform "KOEO/KOER self-test"
• Is same DTC present?
Yes
Replace PCM, then go to next step.
No
Go to next step.
6
VERIFY AFTER SERVICE PROCEDURE
• Perform "AFTER SERVICE PROCEDURE".
• Is there any DTC present?
Yes
Go to applicable DTC inspection.
No
Troubleshooting completed.