Grand Caravan FWD V6-3.3L VIN 3 Flex Fuel (2002)
Leak Detection Valve: All Technical Service Bulletins
EVAP System - MIL ON/DTC's Set (EVAP)
NUMBER: 25-001-02 REV A
GROUP: Emissions
DATE: Sept. 2, 2002
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 25-001-02 DATED FEBRUARY 11, 2002 WHICH SHOULD BE
REMOVED FROM YOUR FILES. ALL REVISIONS ARE HIGHLIGHTED WITH **ASTERISKS** INCLUDES ADDITIONAL MODELS AND
CORRECTS A MODEL AND YEAR ERROR.
SUBJECT:
MIL Illumination, DTC P0442, P0455, or P0456 - Leak Detection Pump (LDP), Leak Detected
OVERVIEW:
This bulletin involves a new diagnostic test for the LDP system.
MODELS:
**1998 - 1999
(JA)
Breeze/Cirrus/Stratus**
**1999
(JX)
Sebring Convertible**
** 1998 - 2001 ** (LH)
Concorde/Intrepid/LHS/300M
2001 - 2002
(RS)
Town & Country/Caravan/Voyager
**2002**
(WJ)
Grand Cherokee
NOTE:
THIS BULLETIN APPLIES TO JA AND JX MODEL EQUIPPED WITH CALIFORNIA EMISSIONS (SALES CODE NAE).
SYMPTOM/CONDITION:
MIL illumination with one of the following DTC:
^
P0442 EVAP Leak Monitor .040 Leak Detected (Medium Leak)
^
P0455 EVAP Leak Monitor Large Leak Detected
^
P0456 EVAP Leak Monitor .020 Leak Detected (Small Leak)
DIAGNOSIS:
If one of the above DTC's are present, perform this diagnostic test first before proceeding with the diagnostic procedures in the appropriate Powertrain
Diagnostic Procedure Manual.
Raise the vehicle on an appropriate hoist. Locate the LDP vent valve.