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 pins.
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What is the Cost to Diagnose the Code?
Labor: 1.0
The cost to diagnose the P1689 code is 1.0 hour of labor. The diagnosis time and labor rates at auto repair shops vary depending on the location, make and model of the vehicle, and even the engine type. Most auto repair shops charge between $75 and $150 per hour.
What are Code Possible Symptoms?
Engine Light ON (or Service Engine Soon Warning Light)
What Does the P1689 Code Mean?
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.
P1689 Code - No Communication Between ECM and Injection Pump Module Data