The OBD code C0308 indicates an issue with the Transfer Case Motor Circuit.
Symptoms include the ABS and Engine warning lights being illuminated.
This is commonly caused by a faulty transfer case motor, open/shorted motor harness, or poor electrical connection.
It is a moderate issue that can affect vehicle drivability.
To fix, inspect the wiring harness, connectors, and components for any damage or corrosion.
| Repair Importance Level | 10.0 (Out of 10) |
| Estimated Repair Time | Approximately 1.0 hour |
| Repair Difficulty Level | 10.0 (Out of 10) |
Symptoms of the c0308 OBD Code
The vehicle displays a warning light indicating an issue with the brake pressure sensor circuit (C0308).
- Symptoms: AntiLock Brake System (ABS) Warning Light ON.
- Engine Light ON (or Service Engine Soon Warning Light).
- Possible loss of ABS functionality.
- Strange noises coming from the ABS system.
- Brake pedal may feel different than usual.
Causes of the c0308 OBD Code
Do you know you can clear most fault codes—but some could mean serious danger? Don’t take chances with your safety or your family’s safety. This budget-friendly car scanner makes it easy to clear fault codes in seconds while showing you exactly what’s wrong. Plug it in, connect to your Android or iOS phone, and instantly check live data. You’ll know if it’s a minor issue you can clear or something serious that needs attention—so you can drive safely and stress-free. (Today’s Deal)
Possible issues related to fault code C0308 include faulty steering angle sensor or wiring problems.
- C0308 can be caused by a faulty Transfer Case Motor.
- An open or shorted Transfer Case Motor harness.
- A poor electrical connection in the Transfer Case Motor circuit.
Fixing Error Code c0308 Step By Step
Repair involves inspecting and repairing the steering angle sensor circuit for fault code C0308.
- To fix OBDII code C0308, first, review the possible causes related to this code.
- Visually examine the wiring harness and connectors associated with the steering angle sensor.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- If no issues are found with the wiring and connectors, proceed to test the steering angle sensor itself for proper operation.
- Replace the steering angle sensor if it fails the testing.
- Clear the fault codes from the vehicle’s computer using a scan tool.
- Test drive the vehicle to ensure the code does not return, indicating a successful repair.
Cost Of Fixing c0308 Fault Code
The repair for fault code C0308 typically involves replacing the rear axle actuator control module.
The cost to diagnose and fix OBD code C0308 is typically based on 1. 0 hour of labor, with rates ranging from $75 to $150 per hour.
The total cost will depend on shop rates, complexity of the issue, and any additional parts or services needed.
That fault code is a turning point. If repair costs are climbing and your current loan feels like it’s holding you back, this is the time to plan ahead. The free Car Loan Payment Tracker helps you see how quickly you can pay off what’s left—and start preparing, with confidence, for your dream car.
Details of the c0308 OBD Code
Code C0308 indicates a problem with the transfer case encoder motor A control circuit.
OBD code C0308 means the right front ABS sensor circuit is malfunctioning.
This code is triggered by the Electronic Brake Control Module (EBCM) when it detects an issue with the signal from the right front wheel speed sensor.
This sensor is part of the Antilock Braking System (ABS) and is responsible for monitoring the speed of the right front wheel to help prevent wheel lockup during braking.
Mechanic’s Tech Notes
Code C0308 indicates a fault in the transfer case encoder motor circuit.
To diagnose and fix OBDII code C0308, 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.
This code typically indicates a communication issue between modules, so ensuring proper power, ground, and communication signals are crucial for a successful repair.
FAQ
OBD code C0308 indicates an issue with the Transfer Case Motor. Check for faults in the motor, harness, or electrical connections. Inspect and repair as needed.
Common symptoms for OBD code C0308 include ABS warning light on, engine light on. Causes may be faulty transfer case motor or related wiring issues. Fix: Inspect and repair wiring connections.
Diagnose OBD code C0308 by checking for a faulty transfer case motor, open/shorted harness, or poor electrical connection. Inspect wiring harness and connectors for damage.
Wrap Up
If your ABS warning light is on and you’re seeing OBDII code c0308, it may be caused by a malfunctioning rear speed sensor, damaged wiring harness, or a poor electrical connection at the rear wheel speed sensor.
This can lead to inaccurate speed readings and affect the vehicle’s stability control system.
To address OBDII code c0308, start by inspecting the rear wheel speed sensor and its wiring for any visible damage.
Test the sensor’s resistance and check the connector for corrosion or loose pins.
Replace the sensor if necessary and ensure proper connection for a reliable fix.
