P1231 SUZUKI Possible Causes
- Faulty fuel pump relay
- Fuel pump relay wiring harness is open or shorted
- Poor electrical connection in the fuel pump relay circuit
How to Fix Code P1231 SUZUKI?
Start by checking the “possible causes” listed above. Visually inspect the corresponding wiring harness and connectors. Look for damaged components and check for broken, bent, pushed out, or corroded connector pins.
Possible Symptoms
- Engine light on (or service engine soon warning light)
P1231 SUZUKI Meaning
High voltage fuel pump relay is the generic description for Suzuki code P1231, but the manufacturer may have a different description for your vehicle model and year. Currently, we do not have additional information about the Suzuki P1231 OBDII code.