Crown Victoria V8-4.6L CNG SOHC VIN 9 (1999)
Fuel Injector Driver Module (CNG): Service and Repair
REMOVAL
WARNING
^
DO NOT MODIFY SYSTEM CONFIGURATION OR COMPONENTS OR REPLACE COMPONENTS WITH PARTS NOT
ESPECIALLY DESIGNED FOR USE WITH NATURAL GAS. FORD MOTOR COMPANY HAS SPECIALLY DESIGNED THE
MATERIALS, COMPONENTS, AND SYSTEM CONFIGURATION FOR THIS ENGINE, AND EACH PARTICULAR SYSTEM IS
PRECISELY CALIBRATED FOR EFFICIENT OPERATION. THE USE OF DIFFERENT PARTS OR MATERIALS COULD
PRODUCE AN UNTESTED CONFIGURATION THAT COULD RESULT IN FIRE, PERSONAL INJURY, OR CAUSE ENGINE
DAMAGE.
^
IT IS IMPORTANT THAT YOUR NATURAL GAS VEHICLE BE CORRECTLY MAINTAINED BY FORD NATURAL GAS
TRAINED PERSONNEL. IF A PROBLEM OCCURS, IT IS IMPORTANT THAT CORRECTLY TRAINED PERSONNEL
DIAGNOSE THE CAUSE. IF THE PROBLEM RELATES TO THE FUEL SYSTEM, CORRECT PART REPLACEMENT IS
IMPERATIVE TO KEEP YOUR VEHICLE OPERATING AT NORMAL PERFORMANCE. COMPRESSED NATURAL GAS
COMPONENTS AND STANDARD FUEL COMPONENTS ARE NOT INTERCHANGEABLE. IF YOUR VEHICLE IS NOT
SERVICED IN ACCORDANCE WITH NATURAL GAS FUELED VEHICLE PROCEDURES, DAMAGE MAY OCCUR AND YOUR
WARRANTY MAY BE INVALIDATED.
1. Disconnect the battery ground cable.
2. Remove the upper radiator sight shield.
3. Remove the Natural Gas Vehicle (NGV) module harness connector cover.
4. Remove the NGV module electrical connector.
1
Loosen the NGV module electrical connector bolt.
2
Disconnect the NGV module electrical connector.
