EV Diagnostics
Source-backed diagnostic reference

P1291 EV diagnostic code

No Temp Rise Seen From Fuel Heaters

Reference status: This page preserves source-backed code definitions for discovery. Manufacturer/model applicability, repair steps and safety conclusions are not treated as verified unless a manufacturer-specific verified report is available.

Reference definitions

  • DODGE: No Temp Rise Seen From Fuel Heaters Source
  • FORD: Injector High Side Short To GND Or VBATT Bank 1 Source
  • JEEP: No Temp Rise Seen From Fuel Heaters Source
  • LINCOLN: Injector High Side Short To GND Or VBATT Bank 1 Source
  • MERCURY: Injector High Side Short To GND Or VBATT Bank 1 Source
  • OTHER: Injector High Side Short To GND Or VBATT - Bank 1 Source
  • PLYMOUTH: No Temp Rise Seen From Fuel Heaters Source
  • PONTIAC: No Temp Rise Seen From Fuel Heaters Source

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