CODE 32 DDEC ECM BACKUP SYSTEM FAILURE (CONT).

TM 9-2320-364-20-1

A4 CODE 32 DDEC ECM BACKUP SYSTEM FAILURE (CONT).

KNOWN INFO

TEST OPTIONS

Code 32 only code displayed

DDR test.

on DDR.

Is Code 32 displayed on

REASON FOR QUESTION

DDR after clearing codes?

POSSIBLE PROBLEMS

Constant code 32 indicates

backup computer inside DDEC

DDEC ECM Fault.

ECM has failed.

Verify repair, go to

Step 3 of this Fault.

YES

Replace DDEC ECM

(Para 7-56).

Verify repair, go to

Step 3 of this Fault.

KNOWN INFO

TEST OPTIONS

Code 32 displayed on DDR after

Verify repair.

clearing.

Does CEL stay ON less than 5

DDEC ECM OK.

seconds?

REASON FOR QUESTION

POSSIBLE PROBLEMS

If CEL lights for approximately

five seconds and then goes

OUT after ENGINE switch is

turned to ON, Fault has been

corrected.

Go to Fault Index

YES

Fault corrected.

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