SSANGYONG Rexton Y200 Manual page 1025

5A-54 AUTOMATIC TRANSMISSION
Circuit Description
The Transmission Control Module (TCM) Diagnistic
System Check is the starting point for any driveability
complaint diagnosis. Before using this procedure,
perform a careful visual/ physical check of the
Transmission Control Module (TCM) and the
transmission grounds for cleanliness and tightness.
The TCM Diagnostic System Check is an organized
approach to identifying a problem created by an
electronic transmission control system malfunction.
Step
1 Turn the ignition OFF.
2. Install the scan tool.
3. Turn the ignition ON, with the engine OFF.
1
4. Attempt to display the Transmission Control
Module (TCM) Data List with the scan tool.
Does the scan tool display the TCM data?
Select the Trouble Code with the scan tool.
Are any Diagnostic Trouble Codes (DTCs) stored?
2
TCM DIAGNOSTIC SYSTEM CHECK
TCM Diagnostic System Check
Action
Diagnostic Aids
An intermittent fault may be caused by a poor connec-
tion, rubbed-through wire insulation or a wire broken
inside the insulation. Check for poor connections or a
damaged harness. Inspect the TCM harness and con-
nections for improper mating, broken locks, improperly
formed or damaged terminals, poor terminal-to-wire
connection, and damaged harness.
Value(s)
-
-
Yes No
Go to Step 2 Go to Step 3
Go to System OK,
applicable Check
DTC table Complete
YAD5A010
SSANGYONG Y200