P209C GMC - Reductant Injection Air Pressure Sensor 'B' Circuit Low

Repair Importance Level: 3/3
Repair Difficulty Level: 3/3   
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P209C GMC Possible Causes

  • Faulty Reductant Injection Air Pressure Sensor
  • Reductant Injection Air Pressure Sensor harness is open or shorted
  • Reductant Injection Air Pressure Sensor circuit poor electrical connection

First diagnose P209C GMC 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 P209C GMC code

    Labor: 1.0

    The cost of diagnosing the P209C GMC 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.

P209C GMC Possible Symptoms

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

P209c Gmc Description

The Reductant Injection Air Pressure Sensor sends voltage reading information to the Powertrain Control Module (PCM). The PCM interprets these readings as pressure or exhaust gas temperature. The code is set when the voltage sent from the sensor to the PCM is out of factory specifications.
OBDII Code P209c Gmc - Reductant Injection Air Pressure Sensor 'B' Circuit Low - AutoCodes.com

P209C GMC More Information

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