Dakota Quad Cab 4WD V6-3.9L VIN X (2001)
Leak Detection Pump: Service and Repair
REMOVAL
Fig. 5 Leak Detection Pump (LDP) Location
Fig. 6 LDP Filter Location
The LDP is located in the engine compartment under the battery tray and Power Distribution Center (PDC). The LDP filter is attached to the outside
of battery tray. The LDP and LDP filter are replaced (serviced) as one unit.
1. Disconnect negative battery cable at battery.
2. Remove battery. Refer to 8, Battery for procedures.
3. Carefully disconnect rubber hose from bottom of LDP filter.
4. Remove clip retaining LDP filter to battery tray and remove filter from tray.
5. Disconnect battery temperature sensor pigtail wiring harness at bottom of battery tray.
6. To gain access to LDP the PDC must be partially removed. Remove PDC-to-fender mounting screw at rear of PDC. Unsnap PDC from battery
tray. To prevent damage to PDC wiring, carefully position PDC to gain access to LDP.
7. Remove battery tray. Refer to Battery for procedures.
8. Carefully remove vapor/vacuum lines at LDP.
9. Disconnect electrical connector at LDP.
