Tcm Power And Ground Circuit Check - Suzuki Liana RH418 Supplementary Service Manual

TCM Power and Ground Circuit Check

Wiring Diagram
1. TCM
2. IG fuse
Troubleshooting
Step
1 Check TCM power circuit
1) Disconnect TCM connector with ignition switch OFF.
2) Check for proper connection to TCM at "G08-20"
terminal.
3) If OK, turn ignition switch ON and check voltage at
terminal "G08-20" of disconnected TCM connector.
Is it 10 – 14 V?
2 Check TCM ground circuit
1) Turn ignition switch OFF.
2) With TCM connectors disconnected, check for proper
connection to TCM at "G08-15" terminal.
3) If OK, check resistance between "G08-15" / "G08-19"
terminal of disconnected TCM connector and body
ground.
Is continuity indicated?
G08-20 BLK/WHT
1
G08-15 BLK
G08-19 BLK
G08
20 19 15
3. Ignition switch 5. Terminal arrangement of TCM connector (viewed from harness side)
4. Main fuse
Action
Automatic Transmission/Transaxle:
3
2
IG11 BB
4
G07
Yes
Go to Step 2.
TCM power and ground
circuits are in good
condition.
5A-61
S3RH0B5104039
5
I2RH01510018-01
No
"BLK/WHT" circuit open.
"BLK" circuit open.