Error code

OBD2 P0233

OBD2P0233
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.

What it means

Fuel Pump Secondary Circuit Intermittent.

Severity

moderateCan drive but may experience intermittent engine stalls.

Summary

P0233 indicates an intermittent issue in the secondary fuel pump circuit, typically related to the fuel pump relay or wiring problems.

Common Causes

  • Poor connection
  • Faulty fuel pump relay
  • Wiring issues

Fixes

  • Replace the faulty fuel pump relay or repair wiring connections.

FAQ

What does P0233 mean?

P0233 indicates an issue with the secondary fuel pump circuit, often due to a problem with the fuel pump relay or wiring.

Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.