How to fix P0230 Code: Fuel Pump Primary Circuit
A P0230 code is set when the computer (ECM/PCM) detects a signal to or from the fuel pump is outside of the expected values.
Common causes include a bad fuel pump relay, fuel pump, and wiring issues.
A P0230 code can be difficult to troubleshoot sometimes.
Possible Causes of a P0230 Code:
Bad Fuse or Fuel Pump Relay
Bad Fuel Pump
Wiring Issues (Open or Short)
Fuel Pump Driver Module or Controller
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