Dtc P0748 (No.41 / No.42): Pressure Control Solenoid-A Electrical - Suzuki Liana RH418 Supplementary Service Manual

DTC P0748 (No.41 / No.42): Pressure Control Solenoid-A Electrical

Wiring Diagram
DTC Detecting Condition and Trouble Area
DTC detecting condition
• Too much electric flow is detected on pressure control
solenoid circuit.
• No electric flow is detected on pressure control solenoid
circuit.
DTC Confirmation Procedure
1) Clear DTCs in TCM memory.
2) Start engine and keep engine running for 1 minute.
3) Check DTC.
DTC Troubleshooting
Step
1 Was "A/T System Check" performed?
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 V?
12V
G08-11
2
G08-8
G08
11
8
1. Pressure control
solenoid valve
2. TCM
Action
Automatic Transmission/Transaxle:
GRY/RED
GRY/BLK
G07
3. Terminal arrangement of TCM connector
(viewed from harness side)
• Pressure control solenoid circuit shorted to power
circuit.
• Pressure control solenoid circuit open or shorted to
ground.
• Pressure control solenoid malfunction.
• TCM
Go to Step 2.
Go to Step 3.
1
3
Trouble area
Yes
Go to "A/T System
Check".
"GRY/RED" or "GRY/
BLK" circuit shorted to
power circuit.
5A-47
S3RH0B5104045
I3RH01510275-01
No