C1253 – OBD-II DTC

OBD-II DTC C1253 – ABS Inlet Valve Coil LR Circuit Short To Ground

DTC C1253 meaning

DTC C1253 refers to a diagnostic trouble code related to the Anti-lock Braking System (ABS). Specifically, it indicates a short circuit to ground in the left rear inlet valve coil circuit. This issue can affect the proper functioning of the ABS, which is crucial for maintaining vehicle stability during braking.

DTC C1253 symptoms

Common symptoms associated with DTC C1253 may include:

• Illumination of the ABS warning light on the dashboard
• Decreased braking performance
• Increased stopping distance
• Potential activation of the traction control system warning

DTC C1253 causes

Several factors can lead to the occurrence of DTC C1253, including:

• Faulty left rear inlet valve coil
• Wiring issues, such as frayed or damaged wires
• Corrosion or poor connections in the electrical circuit
• Faulty ABS control module

DTC C1253 seriousness

DTC C1253 is considered a serious issue as it directly impacts the vehicle’s braking system. If left unaddressed, it can lead to:

• Increased risk of accidents due to compromised braking performance
• Potential failure of the ABS system
• Higher repair costs if the problem worsens

How to diagnose DTC C1253

To diagnose DTC C1253, follow these steps:

1. Use an OBD-II scanner to confirm the presence of the C1253 code.
2. Inspect the wiring and connectors related to the left rear inlet valve coil for damage or corrosion.
3. Test the left rear inlet valve coil for continuity and resistance using a multimeter.
4. Check the ABS control module for any additional codes or malfunctions.
5. Perform a visual inspection of the ABS system for any other signs of wear or damage.

How to fix DTC C1253 step-by-step instructions

To fix DTC C1253, follow these step-by-step instructions:

1. Disconnect the vehicle’s battery to ensure safety while working on the electrical system.
2. Inspect and repair any damaged wiring or connectors related to the left rear inlet valve coil.
3. If the left rear inlet valve coil is faulty, replace it with a new component.
4. Reconnect the battery and clear the DTC using an OBD-II scanner.
5. Test drive the vehicle to ensure the ABS system is functioning correctly and the warning light does not reappear.

How to erase DTC C1253

To erase DTC C1253, follow these steps:

1. Connect an OBD-II scanner to the vehicle’s diagnostic port.
2. Access the trouble codes menu and locate DTC C1253.
3. Select the option to clear or erase the codes.
4. Disconnect the scanner and turn off the ignition.
5. Start the vehicle and check if the ABS warning light remains off.

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