P145B - A/C Demand Not Activated During Self Test

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3  What does this mean?

P145B Possible Causes

  • Faulty A/C Pressure Sensor
  • A/C Pressure Sensor harness is open or shorted
  • A/C Pressure Sensor circuit poor electrical connection

First diagnose P145B code

    Check the "Possible Causes" listed above. Visually inspect the related wiring harness and connectors. Check for damaged components and look for broken, bent, pushed out, or corroded terminals.

Cost of diagnosing the P145B code

    Labor: 1.0

    The cost of diagnosing the P145B code is 1.0 hour of labor. The auto repair labor rates vary widely across the country, and even within the same city. Most auto repairs shops charge between $75 and $150 per hour.

P145B Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)

P145B Meaning

The Engine Control Module (ECM) monitors the A/C Pressure Sensor. The ECM sets the OBDII code when the A/C Pressure Sensor is not to factory specifications.
OBDII Code P145B - A/C Demand Not Activated During Self Test - Engine-Codes.com

P145B More Information

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P145B Information for specific makes

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