[SOLVED] Dodge P1239 Code: Resolve Low Engine Oil Temperature Fast

The OBD code P1239 for Dodge indicates an issue with the Engine Oil Temperature Sensor circuit.

Symptoms include the Engine Light being ON.

Causes may include faulty sensor, wiring issues, or a malfunctioning PCM.

This is a moderate issue that should be addressed promptly.

A possible fix is to inspect and repair any damaged components or wiring connections related to the Engine Oil Temperature Sensor circuit.

Repair Importance Level	10.0 (Out of 10)
Estimated Repair Time	Approximately 1.0 hour
Repair Difficulty Level	10.0 (Out of 10)

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Symptoms of the Dodge p1239 OBD Code

The vehicle may experience a lack of power or engine stalling with fault code P1239.

Symptoms: Engine Light ON.
Possible lack of power during acceleration.
Engine may run rough or misfire.

Causes of the Dodge p1239 OBD Code

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P1239 in Dodge indicates an issue with the turbocharger boost control circuit performance.

P1239 can be caused by low engine oil level.
A faulty engine oil temperature sensor.
An open or shorted engine oil temperature sensor harness.
A poor electrical connection in the engine oil temperature sensor circuit.
A faulty Powertrain Control Module (PCM).

Fixing Dodge Error Code p1239 Step By Step

Address the issue by inspecting the turbocharger boost sensor circuit for Dodge fault code P1239.

To fix the Dodge OBDII code P1239, start by reviewing the possible causes mentioned above.
Visually examine the corresponding wiring harness and connectors for any damage.
Inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
Check the wiring connections to the wastegate solenoid for proper operation and continuity.
Test the wastegate solenoid for functionality and replace if necessary.
Clear the fault codes and perform a test drive to ensure the issue is resolved.
If the problem persists, consider resetting the engine control module or performing a software update.

Cost Of Fixing Dodge p1239 Fault Code

Diagnosing and repairing fault code P1239 on a Dodge may involve replacing the fuel pump driver module.

The cost to diagnose and fix Dodge OBD code P1239 depends on the estimated 1. 0hour repair time.

Labor rates range from $75 to $150 per hour, so the total cost could be between $75 and $150. Costs may vary based on shop rates and the complexity of the repair.

Details of the Dodge p1239 OBD Code

Dodge fault code P1239 relates to the fuel pump secondary circuit malfunction.

Dodge OBD code P1239 means Power to Ignition Coil Secondary Circuit.

This code is triggered when the Engine Control Module (ECM) detects a problem with the power supply to the ignition coil’s secondary circuit.

The ignition coil is responsible for converting the low voltage from the battery into the high voltage needed to create a spark in the spark plugs.

When this circuit has an issue, it can lead to misfires, rough running, or even a nostart condition in the vehicle.

Mechanic’s Tech Notes

Detailed information on Dodge fault code P1239, including symptoms, causes, and diagnostic steps for resolution.

To diagnose and fix OBDII code P1239 in a Dodge, start by checking the Transmission Control Module (TCM) power and ground using a multimeter.

Verify TCM communication over the Controller Area Network (CAN) using a scan tool.

If the TCM does not respond, reprogramming or reflashing may be necessary.

Visually inspect the wiring harness and connectors for any damage, and check connector pins for signs of being broken, bent, pushed out, or corroded.

Address any issues found during the inspection to resolve the P1239 fault code.

FAQ

1. What are the common symptoms associated with OBD code P1239 in a Dodge vehicle?

Common symptoms of OBD code P1239 in a Dodge vehicle include Engine Light ON, caused by issues with engine oil, faulty engine oil temperature sensor, or PCM.

2. What is the typical cause of OBD code P1239 in Dodge vehicles?

The typical cause of OBD code P1239 in Dodge vehicles is a faulty engine oil temperature sensor or issues with the sensor circuit or PCM.

3. How can I diagnose and fix OBD code P1239 in my Dodge vehicle?

Diagnose and fix OBD code P1239 in your Dodge by checking engine oil, engine oil temperature sensor, harness, and PCM. Inspect wiring and connectors for damage or corrosion.

Wrap Up

If your Dodge is displaying OBD code P1239 and experiencing rough idling or stalling, it could be caused by a faulty fuel pump secondary circuit malfunction.

This may be due to issues with the fuel pump relay, wiring harness, or the fuel pump itself.

To address Dodge OBD code P1239, first, check the fuel pump relay for proper operation.

Inspect the wiring harness for any signs of damage or corrosion that could be affecting the fuel pump circuit.

If necessary, replace the fuel pump relay or repair any damaged wiring to resolve the issue.