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Suzuki SX4 Service Manual page 777

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DTC Troubleshooting
Step
1
Was "A/T System Check" performed?
2
Check TCC solenoid valve resistance
1) Turn ignition switch OFF.
2) Disconnect valve body harness connector (1), (2) on
automatic transaxle.
3) Check for proper connection to solenoid at "WHT/BLU"
and "WHT/BLK" circuits.
4) Check resistance of TCC solenoid valve.
TCC solenoid valve resistance
Between shift terminals of transaxle side valve body
harness connector: 5.0 – 5.6 Ω at 20 °C (68 °F)
Between shift terminals of transaxle side valve body
harness connector and transaxle: Infinity
Is check results satisfactory?
3
Check TCC solenoid valve circuit for ground short
1) Disconnect TCM connectors.
2) Check for proper connection to TCM at terminals "C06-
3" and "C06-5".
3) If connection is OK, check continuity between terminal
"C06-5" of disconnected harness side TCM connector
and ground, between terminal "C06-3" of disconnected
harness side TCM connector and ground.
Are continuity indicated?
Action
2
5
4
3
2
1
10
9
8
7
6
Automatic Transmission/Transaxle:
Yes
Go to Step 2.
Go to Step 3.
1
I5RW0C510023-01
"WHT/BLU" or "WHT/
BLK" circuit shorted to
ground.
5A-77
No
Go to "A/T System
Check".
Replace TCC solenoid
valve or valve body
harness.
Intermittent trouble or
faulty TCM.
Check for intermittent
referring to "Intermittent
and Poor Connection
Inspection in Section
00".
If OK, substitute a
known-good TCM and
recheck.

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