DTC P0441 Cadillac
EVAP System No Flow During Purge
EVAP System No Flow During Purge
Description
DTC P0106-P0108, P0112, P0113, P0121, P0122, P0123, P1641 and P1642 not set, engine speed from 500-6375 rpm, BARO more than 72 kPa, ECT sensor 50ºF less than previous key off and less than 257ºF, IAT sensor from -13ºF to 211ºF, MAP sensor from 20-60 kPa,
Cause and Solution
Charcoal canister is loaded with fuel or moisture
EVAP switch is damaged, disconnected or it failed
Fuel filler cap is loose, cross-threaded, damaged or wrong part
Fuel tank vapor line(s) is clogged, damaged or disconnected
Video Guide
Diagnostic Info
- DTC Code: P0441
- Brand: Cadillac