Fuel Pump - Multiple Driveability Concerns
NO.: 14-05-93 Rev. BGROUP: Fuel
DATE: Aug. 13, 1993
SUBJECT:
Improved Fuel Pump
NOTE:
THIS BULLETIN SUPERSEDES TECHNICAL SERVICE BULLETIN 14-05-93 Rev. A WHICH SHOULD BE REMOVED FROM YOUR FILES. THE 5.9L ENGINE AND 1991-1992 MODEL YEAR APPLICATIONS WERE ADDED REVISIONS AND ARE HIGHLIGHTED WITH **ASTERISKS**.
MODELS:
Engine Application: w/3.9L or 5.2L
1991-1993 (AB) Ram Van/Wagon
(AD) Ram Pickup/Ram Cab & Chassis/Ramcharger
(AN) Dakota/Dakota Sport/Dakota Cab & Chassis
**w/5.9L
1991-1992 (AB) Ram Van/Wagon
(AD) Ram Pickup/Ram Cab & Chassis/Ramcharger**
SYMPTOM/CONDITION:
If a customer complains of intermittent loss of power, delayed and/or no start, or driveway die out, this condition may be due to insufficient fuel pressure caused by particulate contaminates or other type of substances by-passing the primary fuel pickup screen and resulting in fuel pump failures.
DIAGNOSIS:
Using the Scan Tool (DRB II) and the applicable diagnostic procedure manual, or the Mopar Diagnostic System, verify that the vehicle engine systems are functioning as designed. If Trouble Codes (Diagnostic Trouble Codes) are present, record them on the repair order for future reference and repair as necessary. If no codes are present and all the systems are functioning as designed, continue with the repair procedure.
PARTS REQUIRED:
REPAIR PROCEDURE:
This repair involves replacing the fuel pump module with one that has a higher capacity filter.
1. With the ignition switch in the OFF position, disconnect the battery.
2. Following the procedure listed in Section 14 of the appropriate service manual, remove and replace the fuel pump module with the new module listed under parts required.
3. Connect the battery.
POLICY:
Reimbursable within the provisions of the warranty.
TIME ALLOWANCE Labor Operation No.
14-50-90-92 AB 1.5 Hrs.
AD Except Ramcharger 1.0 Hrs.
AD Ramcharger 1.3 Hrs.
AN 1.3 Hrs.
Skid Plate or Trailer Tow Equipped
14-50-01-64 AD 0.3 Hrs.
AN 0.5 Hrs.
FAILURE CODE: P8 - New Part