Engine - Hesitation/Low Power/Stalling/Knocking
Article No. 85-24-12HESITATION DURING ACCELERATION - 3.8L CFI - 1986 PROCESSOR RETROFIT
POWER LOW DURING ACCELERATION - 3.8L CFI - 1986 PROCESSOR RETROFIT
SURGE AT ROAD SPEEDS - 3.8L CFI - 1986 PROCESSOR RETROFIT
KNOCK, COLD - 3.8L CFI - 1986 PROCESSOR RETROFIT
STALLS DURING COLD ENGAGEMENT - 3.8L CFI - 1986 PROCESSOR RETROFIT
FORD 1984-85 LTD, THUNDERBIRD
LINCOLN-MERCURY 1984-85 MARQUIS, COUGAR
CALIBRATIONS: All with EEC IV, CFI
WARNING: This modification is authorized only for the listed engines. Performing this modification on other engine calibrations is unauthorized and could create liability under applicable federal or local laws.
When normal diagnostic procedures do not indicate the cause of the subject drive concerns, install a 1986 processor.
1. Perform applicable diagnostic procedures to identify any components that are causing the concerns. Refer to Volume H in the Shop Manual.
2. If no components are identified as the cause, replace the processor assembly with the 1986 design level. For 49 state applications, install processor E63Z-12A650-AA and for California, install E63Z-12A650-BA.
3. Set the initial timing to 10~ BTDC.
NOTE: Once the processor has been replaced with a 1986 level, the 1986 Diagnostic Procedures must be used on the vehicle.
Authorized Modification Decal:
4. Obtain an Authorized Modification 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 installing the Authorized Modification Decal. Clean the area, install the decal and cover it with a clear plastic decal shield.
PART NUMBER PART NAME CLASS
E63Z-12A650-AA EEC Processor B
E63Z-12A650-BA EEC Processor W
OTHER APPLICABLE ARTICLES: 85-13-3
WARRANTY STATUS: Reimbursable within the provisions of the Warranty and Policy Manual.
OPERATION: SP12650J85
TIME: 1.3 Hrs. DLR. CODING: Basic Part No. 12A650 - Code: K3