P204E GMC - Reductant Pressure Sensor Circuit Intermittent/Erratic
P204E GMC Possible Causes
- Faulty Reductant Pressure Sensor
- Reductant Pressure Sensor harness is open or shorted
- Reductant Pressure Sensor circuit poor electrical connection
How do I fix code P204E GMC?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 connector's pins.
Cost of diagnosing the P204E GMC code
Labor: 1.0The cost of diagnosing the P204E GMC code is 1.0 hour of labor. The auto repair labor rates vary by location, your vehicle's make and model, and even your engine type. Most auto repairs shops charge between $75 and $150 per hour.
- Engine Light ON (or Service Engine Soon Warning Light)
P204E GMC DescriptionThe reductant pressure sensor provides feedback to Powertrain Control Module (PCM), which regulates system pressure by controlling pump speed using pulse width modulation. The reductant pressure sensor is integral to reductant pump assembly.
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