OBD code C1660 indicates an issue with the Tire Pressure Monitoring System (TPMS) receiver.
Symptoms include the ABS and Engine warning lights being illuminated.
This is commonly caused by a faulty TPMS receiver or related wiring issues.
While not a critical problem, it can affect vehicle safety.
To fix, inspect the TPMS receiver, wiring harness, and connectors for any damage or poor connections.
| 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 c1660 OBD Code
The vehicle displays an ABS warning light on the dashboard with fault code C1660 stored.
- 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 c1660 OBD Code
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Possible triggers for fault code C1660 include issues with the brake light switch or wiring.
- C1660 can be caused by a faulty TPMS Receiver.
- A TPMS Receiver harness that is open or shorted.
- A TPMS Receiver circuit with poor electrical connection.
Fixing Error Code c1660 Step By Step
To address fault code C1660, inspect the ABS module for potential internal faults or wiring issues.
- To fix OBDII code C1660, first, review the possible causes related to this code.
- Visually examine the wiring harness and connectors associated with the ABS module.
- Check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.
- If no visible issues are found, perform a reset of the ABS module using a professional diagnostic scan tool.
- Test drive the vehicle to see if the code returns.
- If the code persists, consider replacing the ABS module with a new or remanufactured unit.
Cost Of Fixing c1660 Fault Code
Diagnosing and repairing fault code C1660 may involve inspecting and replacing the ABS pump motor relay.
The cost to diagnose and fix OBD code C1660 depends on the estimated 1. 0hour repair time.
Labor rates usually range from $75 to $150 per hour, so the general cost could be between $75 and $150. The final cost may vary based on shop rates and the complexity of the repair.
Details of the c1660 OBD Code
Code C1660 relates to a malfunction in the vehicle’s electronic power steering system.
OBD code C1660 indicates a fault with the cruise control brake switch circuit.
This code is triggered by the ECM (Engine Control Module) when it detects an electrical fault in the cruise control brake switch circuit.
The cruise control brake switch is a component that informs the ECM when the brake pedal is pressed, allowing the ECM to disengage the cruise control system.
When the ECM detects a fault in this circuit, it sets code C1660 to alert the technician of the issue.
Mechanic’s Tech Notes
Code C1660 indicates a fault in the vehicle’s brake light switch circuit.
OBDII code C1660 indicates a fault with the transmission control module (TCM) power supply.
To diagnose this issue, use a multimeter to check the TCM’s power and ground connections for proper voltage and continuity.
Additionally, utilize a scan tool to confirm if the TCM communicates over the Controller Area Network (CAN) network.
Visually inspect the wiring harness and connectors for any damage, and ensure that connector pins are not broken, bent, pushed out, or corroded.
If necessary, consider reprogramming or reflashing the TCM to address the fault.
FAQ
OBD code C1660 indicates an issue with the Tire Pressure Monitoring System (TPMS) receiver. Check for faulty receiver, wiring issues, or poor connections. Inspect and repair as needed.
Common symptoms for OBD code C1660 include ABS warning light on, engine light on. Causes may be faulty TPMS receiver or related wiring issues. Fix: Inspect and repair wiring connections.
Diagnose OBD code C1660 by checking TPMS Receiver and harness for faults. Inspect wiring and connectors for damage, corrosion, or poor connections.
Wrap Up
If your ABS warning light is illuminated and you retrieve OBDII code c1660, it may indicate a fault in the stop lamp switch circuit.
This could be caused by a faulty stop lamp switch, damaged wiring, or poor electrical connections.
To address OBDII code c1660, start by inspecting the stop lamp switch and its wiring harness for any visible damage.
Test the switch for proper operation and ensure all electrical connectors are securely attached.
Replace the stop lamp switch if necessary and repair any damaged wiring to resolve the issue.
