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Dtc P0751 / P0752 / P0756 / P0757: Shift Solenoid Malfunction - Suzuki SX4 Service Manual

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5A-56 Automatic Transmission/Transaxle:
DTC Troubleshooting
Step
1
Was "A/T System Check" performed?
2
1) Check TCC solenoid valve for operation referring to
"Solenoid Valves (Shift Solenoid Valves and Timing
Solenoid Valve) Inspection".
Are they in good condition?

DTC P0751 / P0752 / P0756 / P0757: Shift Solenoid Malfunction

DTC P0751: Shift Solenoid-A (No.1) Performance or Stuck OFF
DTC P0752: Shift Solenoid-A (No.1) Stuck ON
DTC P0756: Shift Solenoid-B (No.2) Performance or Stuck OFF
DTC P0757: Shift Solenoid-B (No.2) Stuck ON
DTC Detecting Condition and Trouble Area
DTC P0751
DTC detecting condition
3rd gear ratio is detected although TCM command is for 2nd
gear while vehicle running at 20 km/h (12 mile/h) or more in
"D" range after engine being warmed up.
DTC P0752
DTC detecting condition
2nd gear ratio is detected although TCM command is for 3rd
gear while vehicle running at 20 km/h (12 mile/h) or more in
"D" range after engine being warmed up.
DTC P0756
DTC detecting condition
3rd gear ratio is detected although TCM command is for 4th
gear while vehicle running at 20 km/h (12 mile/h) or more in
"D" range after engine being warmed up.
DTC P0757
DTC detecting condition
4th gear ratio is detected although TCM command is for 3rd
gear while vehicle running at 20 km/h (12 mile/h) or more in
"D" range after engine being warmed up.
Action
Yes
Go to Step 2.
Clean fluid passage or
replace valve body
assembly.
Trouble area
• Mechanical malfunction of shift solenoid valve-A
(No.1)
• Malfunction of valve body assembly
• Fluid passage clogged or leaking
• Mechanical malfunction of automatic transaxle
(clutch, brake or gear etc.)
Trouble area
• Mechanical malfunction of shift solenoid valve-A
(No.1)
• Malfunction of valve body assembly
• Fluid passage clogged or leaking
• Mechanical malfunction of automatic transaxle
(clutch, brake or gear etc.)
Trouble area
• Mechanical malfunction of shift solenoid valve-B
(No.2)
• Malfunction of valve body assembly
• Fluid passage clogged or leaking
• Mechanical malfunction of automatic transaxle
(clutch, brake or gear etc.)
Trouble area
• Mechanical malfunction of shift solenoid valve-B
(No.2)
• Malfunction of valve body assembly
• Fluid passage clogged or leaking
• Mechanical malfunction of automatic transaxle
(clutch, brake or gear etc.)
No
Go to "A/T System
Check".
Replace TCC solenoid
valve.
S7RW0A5104030

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