[SOLVED] Dodge C1085 Code: Resolve High Vacuum Pressure Sensor

The OBD code C1085 for Dodge indicates a fault with the Vacuum Pressure Sensor in the AntiLock Brake System (ABS).

Symptoms include the ABS warning light and engine light being illuminated.

This issue is commonly caused by a faulty sensor, wiring harness issues, or problems with the ABS module.

It is important to address this problem promptly to ensure safe braking operation.

A possible fix involves inspecting and repairing any damaged components or wiring connections related to the Vacuum Pressure Sensor.

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 c1085 OBD Code

The Dodge C1085 fault code typically triggers when there is an issue with the ABS pump motor circuit.

Symptoms: AntiLock Brake System (ABS) Warning Light ON.
Engine Light ON (or Service Engine Soon Warning Light).
Possible loss of ABS functionality.
Brake pedal may feel different during braking.
Unusual noises from the ABS system.

Causes of the Dodge c1085 OBD Code

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Possible reasons for Dodge fault code C1085 include issues with the ABS pump motor or wiring.

C1085 can be caused by a faulty Vacuum Pressure Sensor.
A Vacuum Pressure Sensor harness that is open or shorted.
A Vacuum Pressure Sensor circuit with poor electrical connection.
A faulty AntiLock Brake System (ABS) Module.

Fixing Dodge Error Code c1085 Step By Step

Resolve Dodge C1085 by inspecting and repairing the right rear wheel speed sensor circuit.

To fix the Dodge OBDII code C1085, first, review the ‘Possible Causes’ mentioned above and visually examine the corresponding wiring harness and connectors.
Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
Next, check the wheel speed sensor wiring and connections for any issues.
Test the wheel speed sensors for proper operation and replace any faulty sensors.
Clear the fault codes from the vehicle’s computer using a scan tool.
Finally, test drive the vehicle to ensure the ABS system operates correctly and verify that the C1085 code does not return.

Cost Of Fixing Dodge c1085 Fault Code

The repair for Dodge fault code C1085 typically involves diagnosing and replacing a faulty ABS wheel speed sensor.

The cost to diagnose and fix Dodge OBD code C1085 typically ranges from $75 to $150, with an estimated repair time of 1. 0 hour.

The final cost depends on shop rates, complexity of the issue, and any additional parts or labor needed for the repair.

Details of the Dodge c1085 OBD Code

Dodge fault code C1085 relates to a possible issue with the right rear wheel speed sensor.

Dodge OBD code C1085 means that the ABS Power Relay Output Circuit is malfunctioning.

This code is triggered by the AntiLock Brake System (ABS) module when it detects an issue with the power relay output circuit.

The ABS module monitors this circuit to ensure proper operation of the ABS system.

If the circuit has a fault, it can lead to ABS system malfunctions or failures.

Mechanic’s Tech Notes

For Dodge code C1085, check the left rear wheel speed sensor circuit for issues.

To diagnose and fix OBDII code C1085 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) network with 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 thorough inspection will help identify and address any issues causing the C1085 fault code.

FAQ

1. What does OBD code C1085 indicate in a Dodge vehicle?

OBD code C1085 in a Dodge indicates an issue with the Vacuum Pressure Sensor circuit. Check sensor, wiring, and connectors for faults.

2. What are the common symptoms associated with OBD code C1085 in a Dodge vehicle?

Common symptoms of OBD code C1085 in a Dodge vehicle include ABS warning light on, engine light on. Causes may be faulty vacuum pressure sensor or ABS module. Fix: Inspect wiring and connectors.

3. How can I diagnose and repair OBD code C1085 in my Dodge vehicle?

Diagnose OBD code C1085 in Dodge: Symptoms ABS & Engine Lights ON. Causes Faulty Vacuum Pressure Sensor, harness issues. Fix Inspect wiring, connectors for damage or corrosion.

Wrap Up

If your Dodge is displaying OBD code c1085 along with ABS warning lights, it may indicate a fault in the right front ABS wheel speed sensor circuit.

This could be caused by a damaged sensor, faulty wiring, or poor connections.

To address Dodge OBD code c1085, start by inspecting the right front ABS wheel speed sensor and its wiring harness for any visible damage.

Test the sensor for proper operation and check the connectors for corrosion or loose connections.

Replace the sensor if necessary and ensure all connections are secure to resolve the issue.