SSANGYONG Y200 Manual page 1164

DTC P0790 Normal/Performance Switch Circuit Malfunction
Step
Perform a Transmission Control Module (TCM)
Diagnostic System Check.
1
Is the check performed?
1. Install the scan tool.
2. Turn the ignition ON, with the engine OFF.
3. Record and then clear DTCs.
2
4. Operate the vehicle within the conditions for
setting this DTC as specified in the text.
Does the scan tool display P0790?
1. Turn the ignition OFF.
2. Disconnect the mode switch connector. Refer to
Shift Control Lever in this section.
3
3. Turn the ignition ON.
4. Select Mode Switch on scan tool Data List.
Is the Mode Switch value frequently changing?
1. Turn the ignition OFF.
2. Disconnect the TCM connector A.
4 3. Check the mode switch signal circuit for an
intermittent open or short and repair as necessary.
Is a repair necessary?
Jumper the mode switch ground terminal 5 to the
signal terminal 10.
5
Is the Mode Switch value frequently changing?
1. Turn the ignition OFF.
2. Disconnect the TCM connector A.
6 3. Check the mode switch ground circuit for an
intermittent open and repair as necessary.
Is a repair complete?
Check the fuse F4 for a malfunctioning and replace as
necessary?
7
Is a repair necessary?
Jumper the mode switch feed terminal 11 to the signal
terminal 10.
8
Is the Mode Switch value frequently changed?
1. Turn the ignition OFF.
2. Disconnect the TCM connector A.
3. Check the mode switch feed circuit for an
9
intermittent open and repair as necessary.
Is a repair complete?
Check for a poor connection at the mode switch and
TCM connector and repair the malfunctioning terminals
10
as necessary.
Is a repair necessary?
SSANGYONG Y200
Action
AUTOMATIC TRANSMISSION 5A-69
Value(s) Yes
- Go to Step 2
- Go to Step 3
- Go to Step 4
- Go to Step 13
- Go to Step 6
- Go to Step 13
- Go to Step 13
- Go to Step 9
- Go to Step 13
- Go to Step 13
No
Go to "TCM
Diagnostic
System Check"
Go to
"Diagnostic
Aids"
Go to Step 5
Go to Step 10
Go to Step 7
-
Go to Step 8
Go to Step 11
-
Go to Step 12