CC(H4SO)-32
CRUISE CONTROL SYSTEM (DIAGNOSTIC)
Diagnostic Procedure with Diagnostic Trouble Code (DTC)
7 CHECK TCM.
1) Connect the harness connector to TCM.
2) Lift-up the vehicle and support with rigid
racks.
3) Drive the vehicle faster than 10 km/h (6
MPH).
Warning:
Be careful not to be caught by the running
wheels.
4) Measure the voltage between TCM har-
ness connector terminal and chassis ground.
Connector & terminal
(B56) No. 17 (+) — Chassis ground (
−
):
Is the voltage less than 0 V ←
→ more than 5 V?
Replace the cruise
control module.
<Ref. to CC-7,
Cruise Control
Module.>
Replace the TCM.
<Ref. to 4AT-77,
Transmission Con-
trol Module
(TCM).>
Step Check Yes No
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