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P" Range Test; A/T Symptom Diagnosis - Suzuki SX4 Service Manual

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"P" Range Test

1) Stop vehicle on a slope of 5 degrees or more, shift select lever to "P" range and at the same time apply parking
brake.
2) After stopping engine, depress brake pedal and release parking brake.
3) Then, release brake pedal gradually and check that vehicle remains stationary.
4) Depress brake pedal and shift select lever to "N" range.
5) Then, release brake pedal gradually and check that vehicle moves.
WARNING
!
Before test, make sure no one is around vehicle or down on a slope and keep watchful for safety
during test.
Troubleshooting
Condition
Vehicle moves at "P"
range or remains
stationary at "N" range

A/T Symptom Diagnosis

Trouble Diagnosis 1
Electrical repair
Condition
Excessive shift shock
No gear shift as 3rd gear Shift solenoid valve-A and/or -B circuit
Possible cause
Defective parking lock pawl or spring
Possible cause
Shift solenoid valve-A and/or -B circuit
faulty
Pressure control solenoid valve circuit
faulty
Timing solenoid valve circuit faulty only
when N → D or 3 ↔ 4 shifting
Output shaft speed sensor (VSS) circuit
faulty
Input shaft speed sensor circuit faulty
Transmission fluid temperature sensor
circuit faulty
CAN communication circuit faulty
Throttle position sensor circuit faulty
Crankshaft position sensor circuit faulty Inspect circuit for open, short and intermittent
TCM
ECM
faulty
Pressure control solenoid valve circuit
faulty
Timing solenoid valve circuit faulty
TCM
Automatic Transmission/Transaxle:
Correction / Reference Item
Inspect. If NG, repair.
Correction / Reference Item
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.
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.
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 in Section 1A" and/
or "DTC P0123: Throttle Position Sensor
(Main) Circuit High in Section 1A". If NG, repair.
referring to "DTC P0335: Crankshaft Position
(CKP) Sensor Circuit in Section 1A". If NG,
repair.
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.
Inspect circuit for open, short and intermittent.
If NG, repair.
Substitute a known-good TCM and recheck.
5A-35
S7RW0A5104017
S7RW0A5104018

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