Engine - Driveaway Hesitation

85ford04

Article No. 85-4-19

HESITATION DRIVEAWAY - 3.8L - COLD START ABOVE 70~ AMBIENT TEMPERATURE

FORD 1984 AND 85 LTD, T-BIRD

LINCOLN-MERCURY 1984 MARQUIS, COUGAR

The above vehicles may experience driveaway hesitations during high ambient (+70~) cold starts and also during stabilized engine temperatures. This condition is most prevalent during green engine operations (0-1500 odometer miles). If this condition persists beyond 1,600 miles, perform Quick Test and verify that no other problems exist with the engine system. If the hesitation persists, replace the processor as shown below.


Original Processor Replace With Application

E4VF-12A650-CA/EA E5VZ-12A650-CB 49 State
E53F-12A650-A E5VZ-12A650-CB 49 State
E4VF-12A650-DA/FA E5VZ-12A650-DB California
E53F-12A650-AMA E5VZ-12A650-DB California

Authorized Modifications Decal:

Obtain an Authorized Modifications decal and list the date, dealer number and summary of alterations performed. Select a prominent place adjacent to the Vehicle Emission Control Information decal suitable for the Authorized Modifications decal. Clean the area, install the decal and cover it with a clear plastic decal shield.

PART NUMBER PART NAME CLASS

E5VZ-12A650-CB Processor A
E5VZ-12A650-DB Processor W

OTHER APPLICABLE ARTICLES: NONE
WARRANTY STATUS: Reimbursable within the provisions of the Warranty and Policy Manual.
OPERATION: 12650D TIME: 0.5 HR. 1265D6 TIME: 0.7 HR.
DLR. CODING: Basic Part No. Drive - Code: F8