Fuel Rail press sensor (P_RAIL), short circuit to ground
â–¶ How to fix
Inspect the fuel rail and sensor position. Replace the rail pressure sensor if necessary according to the safety instructions.
What you'll see
No driver-visible symptom recorded.
System reaction
No system-reaction text recorded.
Diagnostic depth
Detection
The voltage has been too low.
Possible cause
Short circuit to ground (U31) or open circuit to output signal or supply.