Service manual

90-898303 2-55

Non-Programmable - ECM History

14632A1

Original 1987 220 Magnum EFI/Laser XRi.

Identification: The part number is hand written in black ink on the back plate.

Engine re-quires inductor spark plugs. Has some improved RFI shielding after

ECM S/N 5540 – Dated 2/11/87 - Engine serial number 0B197682.

14632A6

The latest and best 220 calibration.

Introduced as a running change in 1987 and was intermixed with the A7 ECM.

Also used on 1988 220 and 1989 200 XRi. Engine may require inductor spark

plugs. Has the most improved RFI shielding.

Identification: printed label on the top of the upper mounting flange.

14632A7

Installed on 1988 220 and 1989 200 XRi.

This is a rework of the A1 ECM to change calibration to something close to

that of the A6 ECM. Approximately 1300 ECM’s were reworked. Engine

requires inductor spark plugs.

Identification: printed label on the top of the upper mounting flange.

14632A10 - SST 14632A12

1989 Mariner 175 Ski - 2.4 litre.

Identification: printed decal on the upper mounting flange.

14632A12

1989 running change / 1990 175 Ski 2.4 litre.

Replaces the A10.

Identification: printed decal on the upper mounting flange.

14632A13 - SST 824003A16

1991 Mercury 200 XRi - 2.5 litre.

Problem with the circuit not grounded to the housing - screws not tightened -

suspect date code 9043 thru 9049 - engine runs rich - tester will not detect the

poor internal ground – stock inspected by the vendor and a black dot is

applied after the part number.

Identification: printed decal on the upper mounting flange.

Notes

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