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2018.12.12
Transmission Electronic Control Unit (TECU) Removal and Installation | Service Procedures TRSM0940
TECU Installation
Caution: Battery negative must remain disconnected until
the TECU 38-Way connectors are installed.
Caution: Do not allow contamination into th
e TECU or con-
nectors.
1. Position the Transmission Controller
on the locating
studs.
2. Place the
Transmission Controller Retaining Bracket
over the TECU.
3. Using a 7/16”
socket, install the 3 Transmission Con-
troller mounting nuts and tighten to 7–9 lb-ft (9.5–12.2
N•
m).
4. Reconnec
t the following connectors:
Caution: Do not exceed the torque on the Transmission
Harness or Vehicle Harness Connector or bolt failure
will occur.
• Using
a 5/32” wrench, reconnect the Transmission
Harness 38-way Connector and tighten to 25 +/- 3
lb-in (2.82 +/- 0.33 N•m).
• Using a 5/32”
wrench, reconnect the Vehicle Inter-
face 38-way Connector and tighten to 25 +/- 3 lb-in
(2
.82 +/- 0.33 N•m).
• Reconnect the
negative battery cable.
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