OBDII Code List

P128E CHEVROLET - Fuel Rail Pressure Performance

Repair Importance Level: 3/3
Repair Difficulty Level: 2/3  What does this mean?

P128E CHEVROLET Possible Causes

  • Faulty Fuel Rail Pressure Sensor
  • Fuel Rail Pressure Sensor harness is open or shorted
  • Fuel Rail Pressure Sensor circuit poor electrical connection

How do I fix code P128E CHEVROLET

    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 P128E CHEVROLET code

    Labor: 1.0

    The cost of diagnosing the P128E CHEVROLET 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.

P128E CHEVROLET Possible Symptoms

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


During certain engine operating conditions the Engine Control Module (ECM) checks the actual fuel rail pressure reported from the fuel rail pressure sensor and compares the value to a set programed value. If the values are out of the calibrated range for a set amount of time DTC P128E will set.
OBDII Code P128E CHEVROLET - Fuel Rail Pressure Performance - Engine-Codes.com

P128E CHEVROLET More Information

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