Suzuki Grand Vitara 2011 Manual page 1263

Condition
→
Poor 3 O/D shift
→
Poor O/D 3 shift
Possible cause
Shift solenoid valve No.2 circuit faulty
Pressure control solenoid valve circuit
faulty
Output shaft speed sensor circuit faulty Inspect circuit for open, short and intermittent.
Inputshaftspeedsensor circuit faulty
Transmission range sensor circuit faulty Inspect circuit for open, short and intermittent.
CAN communication circuit faulty
Accelerator pedal position sensor circuit
faulty
"3" position switch circuit faulty
TCM
ECM
Shift solenoid valve No.2 circuit faulty
Pressure control solenoid valve circuit
faulty
Output shaft speed sensor circuit faulty Inspect circuit for open, short and intermittent.
Input shaft speed sensor circuit faulty
CAN communication circuit faulty
Accelerator pedal position sensor circuit
faulty
"3" position switch circuit faulty
TCM
ECM
Automatic Transmission/Transaxle:
Correction / Reference Item
Inspect circuit for open, short and intermittent.
If NG, repair.
Inspect circuit for open, short and intermittent.
If NG, repair.
If NG, repair.
Inspect circuit for open, short and intermittent.
If NG, repair.
If NG, repair.
Inspect circuit for open, short and intermittent.
If NG, repair.
Inspect circuit for open, short and intermittent
referring to "DTC P0122: Throttle Position
Sensor (Main) Circuit Low: For Petrol Engine
Model in Section 1A", "DTC P0123: Throttle
Position Sensor (Main) Circuit High: For Petrol
Engine Model in Section 1A", "DTC P0222:
Throttle Position Sensor (Sub) Circuit Low: For
Petrol Engine Model in Section 1A" and "DTC
P0223: Throttle Position Sensor (Sub) Circuit
High: For Petrol Engine Model in Section 1A".
Refer to "No Gear Shift to 4th Gear"
Substitute a known-good TCM and recheck.
Substitute a known-good ECM and recheck.
Inspect circuit for open, short and intermittent.
If NG, repair.
Inspect circuit for open, short and intermittent.
If NG, repair.
If NG, repair.
Inspect circuit for open, short and intermittent.
If NG, repair.
Inspect circuit for open, short and intermittent.
If NG, repair.
Inspect circuit for open, short and intermittent
referring to "DTC P0122: Throttle Position
Sensor (Main) Circuit Low: For Petrol Engine
Model in Section 1A", "DTC P0123: Throttle
Position Sensor (Main) Circuit High: For Petrol
Engine Model in Section 1A", "DTC P0222:
Throttle Position Sensor (Sub) Circuit Low: For
Petrol Engine Model in Section 1A" and "DTC
P0223: Throttle Position Sensor (Sub) Circuit
High: For Petrol Engine Model in Section 1A".
Refer to "No Gear Shift to 4th Gear"
Substitute a known-good TCM and recheck.
Substitute a known-good ECM and recheck.
5A-38