Suzuki Liana RH413, Service Manual

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Automatic Transmission/Transaxle: 5A-59
DTC P0748 (No. 41 or 42): Pressure Control Solenoid Electrical
S3RH0A5104029
Wiring Diagram
DTC Detecting Condition and Trouble Area
DTC Confirmation Procedure
1) Connect scan tool to DLC with ignition switch OFF.
2) Clear DTCs in TCM and ECM memories by using scan tool.
3) Start engine and run if for 1 minute.
4) Check DTC, pending DTC and freeze frame data, if available.
DTC Troubleshooting
8 11
G08 G07
12V
4
G08-11
G08-8
GRY/RED
GRY/BLK
2
3
1
I2RH0B510024-01
1. TCM 3. A/T
2. Pressure control solenoid valve 4. Terminal arrangement of TCM connector (viewed from harness side)
DTC detecting condition TrouBle Area
• Too much electric flow is detected on pressure control
solenoid valve circuit.
• No electric flow is detected on pressure control solenoid
valve circuit.
• Pressure control solenoid valve circuit shorted to
power circuit
• Pressure control solenoid valve circuit open or
shorted to ground
• Pressure control solenoid valve malfunction
• TCM
Step Action Yes No
1 Was “A/T System Check” performed? Go to Step 2. Go to “A/T System
Check”.
2 Check pressure control solenoid valve circuit for IG
short
1) Turn ignition switch OFF and disconnect TCM
connectors.
2) Check for proper connection to TCM at terminals “G08-
11” and “G08-8”.
3) If OK, turn ignition switch ON and measure voltage
between terminal “G08-11” of disconnected harness side
TCM connector and ground.
Is it 0 – 1 V?
Go to Step 3. “GRY/RED” or “GRY/
BLK” circuit shorted to
power circuit.