Back to 2005 Dodge Ram 2500

2005 DODGE RAM 2500

5.9L I6 Cummins Diesel4WDAUTOMATICdieselturbo
9 active safety recalls on this vehicle — view recalls
Repairs0Labor499Torque3672Fluid9DTC683Battery0Maintenance0Recalls9
P0232high severityPowertrain

Fuel Pump Secondary Circuit High

on 2005 Dodge Ram 2500 5.9L I6 Cummins Diesel · 4WD

What this code means

High voltage in the fuel pump secondary circuit.

Symptoms

  • Check Engine Light
  • Fuel pump running continuously

Common causes

  • Short to power
  • Relay stuck closed
  • Wiring issue

Diagnostic steps

  1. Test voltage
  2. Check relay
  3. Inspect wiring

Repair notes

Repair short or replace relay.

Other Powertrain codes on this vehicle

Building an app?
Free API access to all this data — 50 requests/day, no card required.
Get an API key →
Run a shop?
Manage repairs, estimates, and customers with ShopBase — $249/mo, all features included.
Try ShopBase →