Suzuki Liana RH418, Supplementary Service Manual

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5A-30 Automatic Transmission/Transaxle:
Trouble Diagnosis 2
On-vehicle repair
Condition Possible cause Correction / Reference Item
Unable to run in all range Faulty valve body component Replace valve body assembly.
Poor 1
→
2 shift,
excessive shock or
slippage
Engine abnormal condition Inspect and repair engine.
Malfunction of shift solenoid valve-B Inspect. If NG, replace.
Malfunction of input shaft speed sensor Inspect. If NG, replace.
Malfunction of output shaft speed
sensor Inspect. If NG, replace.
Malfunction of transmission range
sensor Inspect. If NG, replace.
Malfunction of transmission fluid
temperature sensor Inspect. If NG, replace.
Malfunction of throttle position sensor Inspect referring to “DTC P0120 (No. 13):
Throttle Position Circuit Malfunction in Section
1A”. If NG, replace.
Malfunction of brake light switch Inspect referring to “Stop (Brake) Lamp Switch
Inspection in Section 9B in related manual”. If
NG, replace.
Malfunction of pressure control solenoid
valve Inspect. If NG, replace valve body assembly.
Faulty valve body component Replace valve body assembly.
Poor 2
→
3 shift,
excessive shock or
slippage
Engine abnormal condition Inspect and repair engine.
Malfunction of shift solenoid valve-A Inspect. If NG, replace.
Malfunction of input shaft speed sensor Inspect. If NG, replace.
Malfunction of output shaft speed
sensor Inspect. If NG, replace.
Malfunction of transmission range
sensor Inspect. If NG, replace.
Malfunction of transmission fluid
temperature sensor Inspect. If NG, replace.
Malfunction of throttle position sensor Inspect referring to “DTC P0120 (No. 13):
Throttle Position Circuit Malfunction in Section
1A”. If NG, replace.
Malfunction of brake light switch Inspect referring to “Stop (Brake) Lamp Switch
Inspection in Section 9B in related manual”. If
NG, replace.
Malfunction of pressure control solenoid
valve Inspect. If NG, replace valve body assembly.
Faulty valve body component Replace valve body assembly.