Error code
OBD2 P2542
OBD2P2542
Diagnostic Trouble Code· Standard OBD-II fault code read from the vehicle's onboard diagnostics.
What it means
Low Pressure Fuel System Sensor Circuit High.
Severity
moderateCan drive but should address soon as prolonged driving may cause further issues.
Summary
P2542 indicates that there is an issue with the fuel low pressure sensor circuit, specifically that it reads too high.
Common Causes
- Wiring short to positive on the fuel low pressure sensor
Fixes
- Replace or repair the faulty wiring on the fuel low pressure sensor.
Not affiliated with OBD2. Answer summarized from the manufacturer's manual linked above; consult that source for the authoritative procedure.
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