C1245 Buick Code - High Or Low Tire Pressure
Quick Answer
The Tire Pressure Monitor (TPM) system uses the Electronic Brake Control Module (EBCM) and ABS wheel speed sensor inputs to monitor tire pressure. Common causes include High Or Low Tire Pressure, Wrong tire size, Faulty TPM Sensor. 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
- C1245 Buick indicates High Or Low Tire Pressure.
- Common causes
- Common causes include High Or Low Tire Pressure, Wrong tire size, Faulty TPM Sensor.
- 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.
Code C1245 Buick Description
What are the Possible Causes of the DTC C1245 Buick?
- High Or Low Tire Pressure
- Wrong tire size
- Faulty TPM Sensor
- Faulty ABS Wheel Speed Sensor
How to Fix the DTC C1245 Buick?
Review the 'Possible Causes' above and visually examine the corresponding wiring harness and connectors. Check for damaged components and inspect connector pins for signs of being broken, bent, pushed out, or corroded.
What is the Cost to Diagnose the Code?
Labor: 1.0
To diagnose the C1245 Buick code, it typically requires 1.0 hour of labor. Rates vary by location, vehicle, and shop. Many shops charge between $80–$150 per hour; dealerships and metro areas may be higher, independents may be lower.
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Frequently Asked Questions about C1245 Buick Code
1. What does the OBDII code C1245 mean on a Buick?
C1245 indicates that the vehicle's Electronic Brake Control Module (EBCM) has detected either high or low tire pressure outside the recommended range.
2. What are the symptoms of code C1245 on a Buick?
Common symptoms include the illumination of the ABS or traction control warning light, incorrect tire pressure readings, and potentially reduced braking or handling performance.
3. What causes the C1245 code to appear?
This code is typically caused by tire pressure being too high or too low, a faulty tire pressure monitoring sensor (TPMS), or issues with the ABS/TCS system.
4. Can driving with code C1245 damage my Buick?
Driving with improper tire pressure can lead to uneven tire wear, reduced fuel efficiency, and compromised vehicle handling or braking performance.
5. How do I fix code C1245 on my Buick?
Start by checking and adjusting all tire pressures to the manufacturer’s recommended levels. If the problem persists, inspect or replace faulty TPMS sensors.
6. Will a TPMS reset clear the C1245 code?
In some cases, performing a TPMS reset after correcting the tire pressures can clear the code. If it does not, further diagnosis may be needed.
7. How do I know if a TPMS sensor is faulty for code C1245?
A faulty TPMS sensor may not provide any tire pressure readings, show incorrect values, or trigger the C1245 code even after tire pressures are corrected.
8. Can bad tires cause the C1245 code?
Yes, damaged or mismatched tires can cause uneven pressure readings that might trigger the code.
9. Is code C1245 related to the ABS system in a Buick?
Yes, the code is related to the Electronic Brake Control Module (EBCM), which monitors tire pressure as part of the ABS and traction control systems.
10. How much does it cost to repair code C1245 on a Buick?
The cost can vary. Adjusting tire pressure is free, but replacing a TPMS sensor or performing advanced diagnostics can cost $50 to $250 per sensor or more.
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