Source-backed diagnostic reference

P1649 EV diagnostic code

Fuel Injection Pump Module

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

MAZDA: Fuel Injection Pump Module Source
VOLKSWAGEN: Data Bus Powertrain Missing Message From Brake Controller Source

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