EDI DIAGNOSIS
SERVICE MANUAL NUMBER 22
90-860074--1 FEBRUARY 2002 Page 5E-105
INSPECTION
NOTE: The ECM is a sealed electrical component. If a Scan check has shown it to be defec-
tive, replace the unit with another ECM having the same part number and service number
as the original.
1. Inspect outer surfaces for any obvious damage
2. Visually inspect electrical pins of ECM for straightness and no corrosion.
3. Visually inspect connectors on the wiring harness for corrosion and terminals that may
have backed of the harness.
INSTALLATION
1. Mount new ECM to electrical bracket. Torque bolts and flanged nuts to specifications.
2. Connect and lock the 68 pin electrical connector to the ECM.
75298
a
b
c
a-Electrical Bracket
b-ECM
c-68 Pin Electrical Connector
TESTING
Refer to Diagnostic Circuit Checks for information and procedures.
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