Suzuki Wagon R Manual page 2425

7B1-28 AUTOMATIC TRANSAXLE (M13 ENGINE)
Trouble Diagnosis Table
Trouble diagnosis table-1
Electrical Repair
Condition
Shift solenoid valve-A and/or-B circuit faulty
Pressure control solenoid valve circuit faulty
(Only when N
Timing solenoid valve circuit faulty
Output shaft speed sensor (VSS) circuit faulty
Input shaft speed sensor circuit faulty
Excessive shift
Transmission fluid temperature sensor circuit
shock
faulty
CAN communication circuit faulty
Throttle position sensor circuit faulty
Crank position sensor circuit faulty
TCM
ECM
Shift solenoid valve-A and/or-B circuit faulty
No gear shift as Pressure control solenoid valve circuit faulty
3rd gear
Timing solenoid valve circuit faulty
TCM
Shift solenoid valve-B circuit faulty
Output shaft speed sensor (VSS) circuit faulty
Transmission range sensor circuit faulty
CAN communication circuit faulty
→
Poor 1 2 shift
Throttle position sensor circuit faulty
TCM
ECM
Shift solenoid valve-A circuit faulty
Output shaft speed sensor (VSS) circuit faulty
Transmission range sensor circuit faulty
CAN communication circuit faulty
→
Poor 2 3 shift
Throttle position sensor circuit faulty
TCM
ECM
Possible Cause
→ ↔
D or 3 O/D shifting)
Correction
Inspect circuit for open, short and intermit-
tent. If NG, repair.
Inspect circuit for open, short and intermit-
tent referring to Section 6. If NG, repair.
Substitute a known-good TCM and recheck.
Substitute a known-good ECM and recheck.
Inspect circuit for open, short and intermit-
tent. If NG, repair.
Substitute a known-good TCM and recheck.
Inspect circuit for open, short and intermit-
tent. If NG, repair.
Inspect circuit for open, short and intermit-
tent referring to Section 6. If NG, repair.
Substitute a known-good TCM and recheck.
Substitute a known-good ECM and recheck.
Inspect circuit for open, short and intermit-
tent. If NG, repair.
Inspect circuit for open, short and intermit-
tent referring to Section 6. If NG, repair.
Substitute a known-good TCM and recheck.
Substitute a known-good ECM and recheck.