P1535 Cadillac Code - A/C High Side Temperature Sensor Circuit
Quick Answer
The P1535 code for Cadillac vehicles specifically refers to an issue with the A/C High Side Temperature Sensor Circuit. Common causes include Faulty A/C high side temperature sensor, Damaged wiring or connectors related to the sensor, Corrosion or poor connections in the sensor circuit. Severity is Low - monitor the vehicle and repair when practical. The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
- What it means
- P1535 Cadillac indicates A/C High Side Temperature Sensor Circuit.
- Common causes
- Common causes include Faulty A/C high side temperature sensor, Damaged wiring or connectors related to the sensor, Corrosion or poor connections in the sensor circuit.
- Severity
- Low - monitor the vehicle and repair when practical.
- Can I drive?
- The vehicle can usually be driven if no severe symptoms are present, but symptoms should be checked before extended driving.
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Code P1535 Cadillac Description
The P1535 code for Cadillac vehicles specifically refers to an issue with the A/C High Side Temperature Sensor Circuit. This sensor is responsible for monitoring the temperature of the high-pressure side of the air conditioning system. The high side of the A/C system is where the refrigerant is compressed and heated before being sent to the condenser to release heat.
Common Causes of P1535 Cadillac
- Faulty A/C high side temperature sensor
- Damaged wiring or connectors related to the sensor
- Corrosion or poor connections in the sensor circuit
- Issues with the vehicle's computer system or software
- High-pressure conditions within the A/C system causing sensor malfunction
Symptoms of P1535 Cadillac
- Weak or inconsistent cooling from the air conditioning system
- A/C system not blowing cold air at all
- Inconsistent temperature readings on the A/C control panel
- Check Engine Light illuminated
- Reduced fuel efficiency due to A/C system inefficiency
How to Fix P1535 Cadillac
- Begin by diagnosing the specific cause of the issue, which may involve testing the A/C high side temperature sensor, checking the wiring, and inspecting connections.
- Replace the faulty A/C high side temperature sensor if it is determined to be the cause of the problem.
- Repair or replace any damaged wiring or connectors in the sensor circuit.
- Clear the DTC from the vehicle's computer system with a diagnostic tool.
- Test the A/C system to ensure that the issue has been resolved and that the sensor is providing accurate readings.
Cost to Fix P1535 Cadillac
The cost of repairing a P1535 code related to the A/C High Side Temperature Sensor Circuit can vary depending on the specific cause of the issue and the labor rates in your area. In general, replacing the sensor and addressing any wiring or connector issues could cost anywhere from $150 to $400, including parts and labor. Keep in mind that diagnostic time and labor rates at auto repair shops can vary, so it's recommended to get a few quotes from reputable shops in your area for a more accurate estimate.
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