Suzuki GRAND VITARA Manual

5A-36 Automatic Transmission/Transaxle:
A/T Symptom Diagnosis
S5JB0A5104019
Trouble Diagnosis 1
Electrical repair
Condition Possible cause Correction / Reference Item
Excessive shift shock Shift solenoid valve No.1 and/or No.2
circuit faulty
Inspect circuit for open, short and intermittent.
If NG, repair.
Pressure control solenoid valve circuit
faulty
Inspect circuit for open, short and intermittent.
If NG, repair.
Output shaft speed sensor circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
Input shaft speed sensor circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
Transmission fluid temperature sensor
circuit faulty
Inspect circuit for open, short and intermittent.
If NG, repair.
CAN communication circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
Accelarator pedal position sensor circuit
faulty
Inspect circuit for open, short and intermittent
referring to “DTC P0122: Throttle Position
Sensor (Main) Circuit Low: in Section 1A”,
“DTC P0123: Throttle Position Sensor (Main)
Circuit High: in Section 1A”, “DTC P0222:
Throttle Position Sensor (Sub) Circuit Low: in
Section 1A” and “DTC P0223: Throttle Position
Sensor (Sub) Circuit High: in Section 1A”.
TCM Substitute a known-good TCM and recheck.
ECM Substitute a known-good ECM and recheck.
No gear shift as 3rd gear Shift solenoid valve No.1 and/or No.2
circuit faulty
Inspect circuit for open, short and intermittent.
If NG, repair.it faulty
Pressure control solenoid valve circuit
faulty
Inspect circuit for open, short and intermittent.
If NG, repair.it faulty
TCM Substitute a known-good TCM and recheck.
Poor 1
→ 2 shift Shift solenoid valve No.2 circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
Output shaft speed sensor circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
Transmission range sensor circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
CAN communication circuit faulty Inspect circuit for open, short and intermittent.
If NG, repair.
Accelerator pedal position sensor circuit
faulty
Inspect circuit for open, short and intermittent
referring to “DTC P0122: Throttle Position
Sensor (Main) Circuit Low: in Section 1A”,
“DTC P0123: Throttle Position Sensor (Main)
Circuit High: in Section 1A”, “DTC P0222:
Throttle Position Sensor (Sub) Circuit Low: in
Section 1A” and “DTC P0223: Throttle Position
Sensor (Sub) Circuit High: in Section 1A”.
TCM Substitute a known-good TCM and recheck.
ECM Substitute a known-good ECM and recheck.
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Suzuki GRAND VITARA Specifications

General

Brand	Suzuki
Model	GRAND VITARA
Category	Automobile
Language	English