[SOLVED] Dodge P0135 Code: Quick Fix For O2 Sensor Heater

The OBD code P0135 for Dodge indicates a fault with the Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit.

Symptoms include the Engine Light ON, higher fuel consumption.

Common causes are a faulty sensor, circuit fuse, wiring issues, or a faulty Engine Control Module (ECM).

This issue should be addressed promptly to prevent further damage.

A possible fix involves inspecting and repairing the sensor circuit and related components.

Repair Importance Level	6.67 (Out of 10)
Estimated Repair Time	Approximately 1.0 hour
Repair Difficulty Level	6.67 (Out of 10)

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Symptoms of the Dodge p0135 OBD Code

The Dodge P0135 fault code indicates a malfunction in the oxygen sensor heater circuit.

Symptoms for Dodge OBD code P0135: Engine Light ON.
Higher fuel consumption.

Causes of the Dodge p0135 OBD Code

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Possible triggers for Dodge fault code P0135 include faulty oxygen sensor, wiring issues, or ECM problems.

P0135 can be caused by a faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1.
A Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit fuse that is blown.
An open or shorted circuit to ground in the Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit.
A poor electrical connection in the Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit.
Or a faulty Engine Control Module (ECM).

Fixing Dodge Error Code p0135 Step By Step

Replace the faulty oxygen sensor in the bank 1 sensor 1 circuit of the Dodge.

To fix the Dodge OBDII code P0135, 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 oxygen sensor’s wiring and connections for any issues.
Replace the oxygen sensor if necessary.
Clear the fault codes and perform a test drive to verify the repair.

Cost Of Fixing Dodge p0135 Fault Code

The repair for Dodge fault code P0135 typically involves replacing the oxygen sensor in the bank 1 sensor 1 location.

The cost to diagnose and fix the Dodge OBD code P0135 depends on the estimated 1. 0hour repair time.

Labor rates usually range from $75 to $150 per hour, so the total cost could be between $75 and $150, excluding parts.

Costs may vary based on shop rates and the complexity of the repair.

Details of the Dodge p0135 OBD Code

Dodge fault code P0135 indicates a malfunction in the oxygen sensor heater circuit for bank 1 sensor 1.

Dodge OBD code P0135 means that the O2 sensor heater circuit malfunction in bank 1 sensor 1. This code is triggered by the Engine Control Module (ECM) when it detects a lack of activity from the O2 sensor heater circuit in the upstream oxygen sensor located before the catalytic converter in bank 1 of the engine.

The O2 sensor heater circuit is responsible for quickly bringing the oxygen sensor up to operating temperature for more accurate readings.

Mechanic’s Tech Notes

Detailed information on Dodge fault code P0135, including symptoms, causes, and troubleshooting steps.

To diagnose and fix OBDII code P0135 on a Dodge, start by checking the wiring harness and connectors related to the upstream oxygen sensor (Bank 1 Sensor 1).

Use a voltmeter to test the sensor’s heater circuit for proper voltage and resistance.

Inspect the connector pins for any damage, corrosion, or poor connections.

If the wiring and connectors look good, the issue may lie with a faulty oxygen sensor itself.

Consider replacing the oxygen sensor if all other components check out.

Remember to clear the code after making any repairs to see if the issue is resolved.

FAQ

1. What does OBD code P0135 mean in a Dodge vehicle?

OBD code P0135 in a Dodge means an issue with Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 circuit. Check sensor, fuse, wiring for faults.

2. What are the common causes of OBD code P0135 in a Dodge vehicle?

Common causes of OBD code P0135 in a Dodge vehicle include a faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1 or related wiring issues.

3. How can I diagnose and fix OBD code P0135 in my Dodge vehicle?

Diagnose and fix OBD code P0135 in Dodge: Symptoms Engine Light ON, higher fuel consumption. Causes Faulty Heated Oxygen Sensor (H2OS) Bank 1 Sensor 1. Fix Inspect wiring and connectors.

Wrap Up

If your Dodge is displaying OBD code P0135, you may experience poor fuel economy, rough idling, or a drop in engine performance.

This code typically indicates a fault with the oxygen sensor heater circuit in bank 1 sensor 1. Possible causes include a faulty oxygen sensor, damaged wiring, or a blown fuse affecting the sensor’s heater element.

To address Dodge OBD code P0135, start by checking the wiring harness for any signs of damage or corrosion.

Test the oxygen sensor’s heater circuit for continuity and resistance.

If necessary, replace the oxygen sensor with a new one designed