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Suzuki SX4 Service Manual page 729

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Troubleshooting
Condition
Unable to run in all range Faulty valve body component
No gear shift as 3rd gear Malfunction of shift solenoid valve-A
1
2 upshift fails to
occur
2
3 upshift fails to
occur
3
4 upshift fails to
occur
Gear shift point is
incorrect
Possible cause
Faulty oil pump
Seized or broken planetary gear
Faulty one-way No.2 clutch
Faulty forward clutch
Faulty reverse clutch
Faulty 1st and reverse brake
Damaged drive plate
Faulty torque converter
and/or -B
Malfunction of timing solenoid valve
Malfunction of pressure control solenoid
valve
Malfunction of shift solenoid valve-B
Malfunction of output shaft speed
sensor (VSS)
Malfunction of throttle position sensor
Malfunction of transmission range
sensor
Faulty valve body component
Faulty 2nd brake
Faulty one-way No.1 clutch
Malfunction of shift solenoid valve-A
Malfunction of output shaft speed
sensor (VSS)
Malfunction of throttle position sensor
Malfunction of transmission range
sensor
Faulty valve body component
Faulty direct clutch
Malfunction of shift solenoid valve-B
Malfunction of "3" position switch
Malfunction of engine coolant
temperature sensor
Malfunction of output shaft speed
sensor (VSS)
Malfunction of input shaft speed sensor Inspect. If NG, replace.
Malfunction of throttle position sensor
Malfunction of transmission range
sensor
Malfunction of crankshaft position
sensor
Malfunction of timing solenoid valve
Malfunction of transmission fluid
temperature sensor
Malfunction of pressure control solenoid
valve
Faulty valve body component
Faulty O/D and 2nd coast brake
Abnormal engine condition
Malfunction of output shaft speed
sensor (VSS)
Malfunction of throttle position sensor
Malfunction of pressure control solenoid
valve
Automatic Transmission/Transaxle:
Correction / Reference Item
Replace valve body assembly.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace valve body assembly.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Replace valve body assembly.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Replace valve body assembly.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace valve body assembly.
Replace valve body assembly.
Inspect. If NG, replace.
Inspect and repair engine.
Inspect. If NG, replace.
Inspect. If NG, replace.
Inspect. If NG, replace valve body assembly.
5A-29

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