OBD Guide
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P15CB

Electric A/C Compressor Sensors Status Message Counter Incorrect

P15CB is an OBD-II diagnostic trouble code meaning: Electric A/C Compressor Sensors Status Message Counter Incorrect. Common causes: compressor sensor malfunction, wiring harness problems. Estimated repair cost: $22–89.

Severity
⚠️ Medium
Can you drive?
Yes, but get it checked soon
Approx. repair cost
$22–89 (est.)

Symptoms

  • Air conditioner doesn't work
  • Increased temperature in the cabin
  • Hot air from ducts
  • Check Engine light comes on
  • Possible noise from the compressor

Causes

  • Compressor sensor malfunction
  • Wiring Harness Problems
  • Poor contact in connectors
  • Air conditioning control unit malfunction
  • Software error in the ECU

How to Fix

  1. Check the condition of the compressor sensors
  2. Inspect the wiring harness for damage
  3. Check contacts in connectors
  4. Test the air conditioner control unit
  5. Reset the error and check the system

Related codes

P15CCP15CDP15CE

FAQ

What does the P15CB code mean?

P15CB is an OBD-II diagnostic trouble code that indicates: Electric A/C Compressor Sensors Status Message Counter Incorrect

What causes a P15CB error code?

The most common causes of P15CB include: Compressor sensor malfunction; Wiring Harness Problems; Poor contact in connectors; Air conditioning control unit malfunction.

How do I fix a P15CB diagnostic trouble code?

To fix P15CB: Check the condition of the compressor sensors. Inspect the wiring harness for damage. Check contacts in connectors. For a complete diagnosis, use an OBD-II scanner.

Is it safe to drive with P15CB?

Yes, but get it checked soon

How much does it cost to fix P15CB?

The estimated repair cost for P15CB is $22–89. Actual cost depends on your vehicle, location, and labor rates.

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See also: Russian version · NationStat