P1128 DODGE - Closed Loop Fueling Not Achieved Bank 1

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

P1128 DODGE Possible Causes

  • Fuel delivery system
  • Manifold Absolute Pressure (MAP) sensor or wiring connectors
  • O2 sensor wiring or connectors
  • Engine mechanical system
  • Faulty Powertrain Control Module (PCM)

How do I fix code P1128 DODGE

    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.

P1128 DODGE Tech Notes

Start by checking the battery charge and terminals, and alternator charging. If the battery and alternator are OK, the Totally Integrated Power Module may be damage.

Cost of diagnosing the P1128 DODGE code

    Labor: 1.0

    The cost of diagnosing the P1128 DODGE 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.

P1128 DODGE Possible Symptoms

  • Engine Light ON (or Service Engine Soon Warning Light)
  • Engine Hesitation
  • Engine Stalling
  • Engine Misfiring

P1128 DODGE Meaning

The Powertrain Control Module (PCM) detects a condition where the vehicle has remained in open loop fuel control, from a start-up condition, longer than a calibrated amount of time, when conditions would have otherwise closed loop operation.
OBDII Code P1128 DODGE - Closed Loop Fueling Not Achieved Bank 1 - Engine-Codes.com

P1128 DODGE More Information

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