C1219 2015 GMC Sierra Code - Brake Pressure Sensor Supply Voltage Circuit Low
Quick Answer
The C1219 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates a problem with the Brake Pressure Sensor Supply Voltage Circuit being too low. Common causes include Damaged or corroded wiring in the brake pressure sensor circuit, Faulty brake pressure sensor, Malfunctioning ABS module. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
- What it means
- C1219 2015 GMC Sierra indicates Brake Pressure Sensor Supply Voltage Circuit Low.
- Common causes
- Common causes include Damaged or corroded wiring in the brake pressure sensor circuit, Faulty brake pressure sensor, Malfunctioning ABS module.
- Severity
- High - diagnose this code as soon as possible.
- Can I drive?
- Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
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Code C1219 2015 GMC Sierra Description
The C1219 diagnostic trouble code (DTC) for a 2015 GMC Sierra indicates a problem with the Brake Pressure Sensor Supply Voltage Circuit being too low. The brake pressure sensor is a crucial component of the vehicle's anti-lock braking system (ABS), responsible for monitoring the hydraulic pressure in the brake system. When the sensor detects that the supply voltage is below the specified threshold, it triggers the C1219 code. This issue can lead to compromised braking performance, potentially affecting the vehicle's ability to stop safely.
Common Causes of C1219 2015 GMC Sierra
- Damaged or corroded wiring in the brake pressure sensor circuit
- Faulty brake pressure sensor
- Malfunctioning ABS module
- Low battery voltage affecting the sensor circuit
- Issues with the vehicle's electrical system
Symptoms of C1219 2015 GMC Sierra
- Illumination of the ABS warning light on the dashboard
- Decreased braking performance or longer stopping distances
- ABS system engaging unexpectedly or excessively
- Loss of ABS functionality
- Difficulty in maintaining control during braking maneuvers
How to Fix C1219 2015 GMC Sierra
- Begin by conducting a thorough inspection of the wiring harness and connectors in the brake pressure sensor circuit to check for any damage or corrosion. Repair or replace any faulty wiring as needed.
- Test the brake pressure sensor using a multimeter to determine if it is functioning correctly. Replace the sensor if it fails the test.
- Check the ABS module for any signs of malfunction or damage. If necessary, replace the ABS module to resolve the low voltage issue.
- Clear the DTC from the vehicle's computer using a diagnostic scan tool after completing the repairs.
- Perform a road test to verify that the ABS system is functioning properly and that the C1219 code does not reappear.
Cost to Fix C1219 2015 GMC Sierra
The cost of repairing a C1219 code on a 2015 GMC Sierra can vary depending on the specific cause of the issue and the extent of the repairs needed. On average, the parts required for this repair, such as a new brake pressure sensor or ABS module, can range from $100 to $500. Labor costs at an auto repair shop typically range from $80 to $150 per hour, with the total repair bill potentially amounting to several hundred dollars. It is advisable to consult with a professional mechanic to obtain a more accurate estimate based on the specific circumstances of the vehicle in question.
Tech Notes for C1219 2015 GMC Sierra
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