C1252 Cadillac Code - Longitudinal Acceleration Sensor Circuit Low Voltage
Quick Answer
The Yaw Rate, Lateral Acceleration, and Longitudinal Acceleration Sensors are combined into one Multi-Axis Acceleration Sensor, internal to the Inflatable Restraint Sensing and Diagnostic Module. Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission Control Module circuit poor electrical connection. 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
- C1252 Cadillac indicates Longitudinal Acceleration Sensor Circuit Low Voltage.
- Common causes
- Common causes include Faulty Transmission Control Module (TCM), Transmission Control Module harness is open or shorted, Transmission Control Module circuit poor electrical connection.
- 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 C1252 Cadillac Description
What are the Possible Causes of the DTC C1252 Cadillac?
- Faulty Transmission Control Module (TCM)
- Transmission Control Module harness is open or shorted
- Transmission Control Module circuit poor electrical connection
- Faulty Electronic Brake Control Module (EBCM)
How to Fix the DTC C1252 Cadillac?
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 C1252 Cadillac 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 C1252 Cadillac Code
1. What are the common symptoms of OBDII code C1252 Cadillac (Longitudinal Acceleration Sensor Circuit Low Voltage)?
The common symptoms include the ABS warning light illuminating on the dashboard, traction control system issues, and potential loss of stability control.
2. What causes the OBDII code C1252 Cadillac to trigger?
The code C1252 is triggered when the Longitudinal Acceleration Sensor circuit detects a voltage lower than the predetermined threshold, indicating a potential issue with the sensor or its circuit.
3. How serious is the OBDII code C1252 Cadillac?
While the vehicle may still be operable with this code, it is recommended to address the underlying issue promptly to avoid potential safety risks related to the ABS and stability control systems.
4. Can a bad battery or alternator cause the C1252 code to appear?
Yes, a weak or failing battery, as well as issues with the alternator or electrical system, can potentially lead to low voltage in the Longitudinal Acceleration Sensor circuit, triggering the C1252 code.
5. What are some DIY repair tips for addressing the C1252 code?
DIY repair tips include checking the sensor's wiring for any damage or loose connections, verifying the sensor's mounting and alignment, and ensuring proper battery and alternator function.
6. Is it safe to continue driving with the C1252 code present?
While it may be safe to drive in some cases, it is advisable to have the vehicle inspected by a professional to diagnose and address the underlying issue causing the C1252 code.
7. Can extreme weather conditions affect the Longitudinal Acceleration Sensor and trigger the C1252 code?
Extreme temperatures or moisture exposure can potentially impact the sensor's performance and lead to low voltage readings, triggering the C1252 code.
8. How can a mechanic diagnose the cause of the C1252 code?
A mechanic can use a diagnostic scanner to retrieve the specific code, perform a visual inspection of the sensor and its wiring, conduct voltage tests, and check for any related ABS system faults.
9. Are there any known recalls or service bulletins related to the C1252 code in Cadillac vehicles?
It is recommended to check with a Cadillac dealership or visit the NHTSA website to see if there are any recalls or service bulletins related to the C1252 code for specific Cadillac models.
10. What is the typical cost to repair the Longitudinal Acceleration Sensor circuit for the C1252 code?
The cost of repair can vary depending on the underlying issue, but it may involve sensor replacement, wiring repairs, or addressing any related electrical system problems, with potential costs ranging from $150 to $500 or more.
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