DTC P1441 Acura
EVAP Vacuum Switch Circuit High Input
EVAP Vacuum Switch Circuit High Input
Description
DTC P0106, P0107, P0108, P0112, P0113, P0121, P0122, P0123, P1640 and P1650 not set, system voltage at 11-16v, IAT sensor more than 32ºF, fuel level from 15-85%, and the PCM detected a continuous open purge condition during the EVAP Monitor test.
Cause and Solution
Vacuum switch signal circuit is open between switch and PCM
Vacuum switch ground circuit open between switch and ground
Vacuum switch is damaged or has failed
Video Guide
Diagnostic Info
- DTC Code: P1441
- Brand: Acura