P1199 – Dodge DTC

Dodge DTC P1199 – Radiator Temperature Sensor Volts Too Low

DTC P1199 meaning on Dodge

1. DTC P1199 indicates that the Radiator Temperature Sensor Volts are Too Low on a Dodge vehicle.

Dodge DTC P1199 symptoms

• Check Engine Light may illuminate on the dashboard.
• Engine may run rough or have poor performance.
• Temperature gauge may not function correctly.

Dodge DTC P1199 causes

• Defective Radiator Temperature Sensor.
• Wiring or connector issues related to the sensor.
• Faulty Engine Control Module (ECM).

Dodge DTC P1199 seriousness

1. While the vehicle may still operate, ignoring DTC P1199 can lead to potential engine overheating issues.

How to diagnose DTC P1199 on Dodge

1. Use an OBD-II scanner to retrieve the specific fault code.
2. Inspect the Radiator Temperature Sensor and its wiring for any visible damage or corrosion.
3. Check the sensor’s resistance and voltage values using a multimeter.

How to fix DTC P1199 on Dodge

1. Replace the Radiator Temperature Sensor if it is found to be faulty.
2. Repair or replace any damaged wiring or connectors associated with the sensor.
3. If necessary, replace the Engine Control Module (ECM).

How to erase DTC P1199 on Dodge

1. After completing the necessary repairs, use an OBD-II scanner to clear the fault code.
2. Ensure that the Check Engine Light is no longer illuminated.