Back to 1998 Lexus SC 300

1998 LEXUS SC 300

3.0L I6RWDAUTOMATICgas
Repairs0Labor504Torque6016Fluid7DTC661Battery0Maintenance0Recalls0
P0232high severityPowertrain

Fuel Pump Secondary Circuit High

on 1998 Lexus SC 300 3.0L I6 · RWD

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 →