P1291
Manufacturer-specific fault code
This code has different meanings depending on the manufacturer. Select your vehicle make below to view specific diagnosis and solutions:
Code breakdown
P — System
Powertrain (engine, transmission, fuel & emissions)
1 — Type
Manufacturer-specific
2 — Subsystem
Fuel and air metering (injector circuit)
Manufacturer-specific meanings
- Cortocircuito a massa o Vbatt lato alto iniettori - Bancata 1
- No Temp Rise Seen From Fuel Heaters
- Injector High Side Short To GND Or VBATT Bank 1