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P1689 Dodge Code - No Communication Between ECM and Injection Pump Module Data

- Code Popularity: 26,429 Views
- Repair Importance Level: 3/3
- Repair Difficulty Level: 3/3
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What are the Possible Causes of the DTC P1689 Dodge?

NOTE: The causes shown may not be a complete list of all potential problems, and it is possible that there may be other causes.
  • Faulty Fuel Pump Control Module (FPCM)
  • Fuel Pump Control Module (FPCM) harness is open or shorted
  • Fuel Pump Control Module (FPCM) circuit poor electrical connection
⚠ Does your Dodge have Safety Recalls? → Check here

How to Fix the DTC P1689 Dodge?

Review the 'Possible Causes' mentioned above and visually examine the corresponding wiring harness and connectors. Ensure to check for any damaged components and inspect the connector pins for signs of being broken, bent, pushed out, or corroded.

Code Tech Notes





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What is the Cost to Diagnose the Code?

Labor: 1.0

To diagnose the P1689 Dodge code, it typically requires 1.0 hour of labor. The specific diagnosis time and labor rates at auto repair shops can differ based on factors such as the location, make and model of the vehicle, and even the engine type. It is common for most auto repair shops to charge between $75 and $150 per hour.

What are Code Possible Symptoms?

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

Code P1689 Dodge Description

Fuel Pump Control Module (FPCM) is monitored with ignition on engine off, and with the engine running. The P1689 code may set if FPCM, Powertrain Control Module (PCM) memory, programming or hardware error is detected.

OBDII Code P1689 Dodge - No Communication Between ECM and Injection Pump Module Data - AutoCodes.com
P1689 Dodge Code - No Communication Between ECM and Injection Pump Module Data

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