Engine-CodesGeneric – B0163:05

B0163:05 Code - Passenger Compartment Temperature Sensor Circuit Short to Battery or Open

Quick Answer

The B0163:05 diagnostic trouble code (DTC) indicates a problem with the passenger compartment temperature sensor circuit in a vehicle. Common causes include Damaged wiring or connectors related to the passenger compartment temperature sensor, Corrosion or moisture in the sensor circuit, Faulty passenger compartment temperature sensor. 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
B0163:05 indicates Passenger Compartment Temperature Sensor Circuit Short to Battery or Open.
Common causes
Common causes include Damaged wiring or connectors related to the passenger compartment temperature sensor, Corrosion or moisture in the sensor circuit, Faulty passenger compartment temperature sensor.
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.
Table of contents Created and updated by William Orellana on Sep 17, 2024
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Code B0163:05 Description

The B0163:05 diagnostic trouble code (DTC) indicates a problem with the passenger compartment temperature sensor circuit in a vehicle. This sensor is responsible for monitoring the temperature inside the passenger cabin and providing this information to the vehicle's climate control system. When the sensor circuit is shorted to battery or open, it can lead to inaccurate temperature readings, which can affect the performance of the HVAC system and overall comfort of the vehicle's occupants.

OBDII Code B0163:05 - Passenger Compartment Temperature Sensor Circuit Short to Battery or Open
B0163:05 Code - Passenger Compartment Temperature Sensor Circuit Short to Battery or Open

Common Causes of B0163:05

  1. Damaged wiring or connectors related to the passenger compartment temperature sensor.
  2. Corrosion or moisture in the sensor circuit.
  3. Faulty passenger compartment temperature sensor.
  4. Electrical issues within the climate control system.
  5. Poor installation of the sensor or wiring.

Symptoms of B0163:05

  1. Inaccurate temperature readings on the climate control display.
  2. HVAC system blowing hot or cold air inconsistently.
  3. Climate control system not responding to temperature adjustments.
  4. HVAC system running continuously or not turning off.
  5. Check Engine Light illuminated on the dashboard.

How to Fix B0163:05

  1. Begin by diagnosing the issue using a diagnostic scanner to retrieve the specific DTC and pinpoint the exact location of the fault.
  2. Inspect the wiring and connectors related to the passenger compartment temperature sensor for any damage or corrosion. Repair or replace as needed.
  3. Test the sensor itself to determine if it is functioning correctly. Replace the sensor if it is found to be faulty.
  4. Clear the DTC from the vehicle's computer system using the diagnostic scanner.
  5. Test the climate control system to ensure that the passenger compartment temperature sensor is now providing accurate readings and that the HVAC system is functioning properly.

Cost to Fix B0163:05

The typical repair costs for addressing a B0163:05 DTC can vary depending on the specific vehicle make and model, as well as the labor rates in your area. In general, the cost of parts for this repair may range from $50 to $150, while labor costs can add an additional $100 to $200. Overall, you can expect to pay anywhere from $150 to $350 for this repair at a standard auto repair shop. Keep in mind that rates may be higher at dealerships or in metropolitan areas, while independent shops may offer more competitive pricing. It's recommended to obtain quotes from local shops to get a more accurate estimate for your specific situation.

Tech Notes for B0163:05

B0163:02 Passenger Compartment Temperature Sensor Circuit Short to Ground

B0163:05 Passenger Compartment Temperature Sensor Circuit Short to Battery or Open

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About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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