The OBD code C1748 for Ford indicates a fault in the Parking Aid Switch circuit.
Symptoms include the ABS and Engine warning lights being illuminated.
This issue is commonly caused by a faulty Parking Aid Switch or related wiring issues.
It is important to visually inspect the wiring harness and connectors for damage and ensure proper connections to resolve this problem effectively.
| 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 Ford c1748 OBD Code
The vehicle displays an illuminated ABS warning light on the dashboard.
- Symptoms: AntiLock Brake System (ABS) Warning Light ON.
- Service Engine Soon Warning Light ON.
- Possible symptoms include ABS system not functioning properly.
- Loss of traction control system functionality.
- Difficulty stopping in slippery conditions.
Causes of the Ford c1748 OBD Code
Possible triggers for Ford code C1748 include faulty steering angle sensor or damaged wiring.
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- C1748 can be caused by a faulty Parking Aid Switch.
- A Parking Aid Switch harness that is open or shorted.
- A Parking Aid Switch circuit with poor electrical connection.
- A faulty Parking Aid Module.
Fixing Ford Error Code c1748 Step By Step
Address the issue by inspecting the steering angle sensor and related wiring for faults or damage.
- To fix Ford OBDII code C1748, first, review the possible causes related to this fault code.
- Visually examine the wiring harness and connectors associated with the suspension system.
- 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, consider performing a reset on the suspension control module.
- Finally, if the problem persists, consider replacing the suspension control module with a new one to resolve the issue.
Cost Of Fixing Ford c1748 Fault Code
Diagnosing and repairing fault code C1748 on a Ford typically involves inspecting and possibly replacing components.
The cost to diagnose and fix Ford OBD code C1748 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.
Details of the Ford c1748 OBD Code
Ford code C1748 relates to an issue with the rear axle hydraulic pump circuit.
Ford OBD code C1748 means Air Suspension Front Height Sensor High (SE) Signal Circuit Failure.
This code is triggered by the suspension control module when it detects a circuit failure in the front height sensor signal.
The front height sensor is a component of the air suspension system that measures the height of the vehicle’s front end to help maintain proper ride height and suspension performance.
When the sensor signal circuit fails, the suspension control module sets code C1748 to indicate the issue with the front height sensor signal.
Mechanic’s Tech Notes
For Ford code C1748, check for a faulty rear axle air suspension sensor.
To diagnose and fix OBDII code C1748 in a Ford vehicle, 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 communication issues are detected, reprogramming or reflashing the TCM may be necessary.
Additionally, visually inspect the wiring harness and connectors for any damage, and ensure connector pins are not broken, bent, pushed out, or corroded.
This thorough inspection will help identify and address the root cause of the C1748 fault code.
FAQ
OBD code C1748 in a Ford indicates an issue with the Parking Aid Switch circuit. Check for faults in the switch, harness, connections, and Parking Aid Module.
Common symptoms for Ford code C1748 include ABS warning light on, engine light on, caused by faulty parking aid switch or module. Inspect wiring and connectors for damage.
Diagnose OBD code C1748 in Ford: Symptoms ABS & Engine Light ON. Causes Faulty Parking Aid Switch, harness issues. Fix Inspect wiring, connectors for damage or corrosion.
Wrap Up
If your Ford is displaying OBD code c1748 along with ABS warning lights, it may indicate a fault in the rear brake pressure transducer circuit.
This could be caused by a faulty brake pressure transducer, damaged wiring, or poor connections in the circuit.
To address Ford OBD code c1748, start by inspecting the wiring harness and connectors related to the rear brake pressure transducer.
Check for any signs of damage, corrosion, or loose connections.
Test the brake pressure transducer for proper operation and replace if necessary to resolve the issue.
