Mazda 2: Automatic Transaxle Control System
AUTOMATIC TRANSAXLE CONTROL SYSTEM WIRING DIAGRAM
NOTE:
- Only the transaxle-related information is described.
FOREWORD
- When the customer reports a vehicle malfunction, check the malfunction
indicator lamp (MIL) illuminating, O/D
OFF indicator light flashing, and diagnostic trouble code (DTC), then
diagnose the malfunction according to
following flowchart.
- If a DTC exists, diagnose the applicable DTC inspection. (See ON-BOARD DIAGNOSTIC SYSTEM DTC TABLE).
- If a DTC does not exist, the MIL does not illuminate, and O/D OFF indicator light flashes, diagnose the applicable symptom troubleshooting. (See SYMPTOM TROUBLESHOOTING ITEM TABLE [FN4AEL] ).
*: Malfunction Indicator Lamp (MIL), O/D OFF indicator light
BASIC INSPECTION
SYMPTOM TROUBLESHOOTING ITEM TABLE
- Use the chart below to verify the symptoms of the trouble in order to diagnose the appropriate area.
QUICK DIAGNOSIS CHART
NO.1 VEHICLE DOES NOT MOVE IN D, 2, 1 OR R POSITION
Diagnostic procedure
NO.2 VEHICLE MOVES IN N POSITION
Diagnostic procedure
NO.3 VEHICLE MOVES IN P POSITION, OR PARKING GEAR DOES NOT DISENGAGE WHEN P IS DISENGAGED
NO.4 EXCESSIVE CREEP
NO.5 NO CREEP AT ALL
Diagnostic procedure
NO.6 LOW MAXIMUM SPEED AND POOR ACCELERATION
Diagnostic procedure
NO.7 NO SHIFTING
NO.8 DOES NOT SHIFT TO O/D
Diagnostic procedure
NO.9 ABNORMAL SHIFTING
Diagnostic procedure
NO.10 FREQUENT SHIFTING
NO.11 SHIFT POINT IS HIGH OR LOW
NO.12 TORQUE CONVERTER CLUTCH (TCC) NON-OPERATION
Diagnostic procedure
NO.13 NO KICKDOWN
NO.14 ENGINE FLARES UP OR SLIPS WHEN UPSHIFTING OR DOWNSHIFTING
Diagnostic procedure
NO.15 ENGINE FLARES UP OR SLIPS WHEN ACCELERATING VEHICLE
NO.16 JUDDER UPON TORQUE CONVERTER CLUTCH (TCC) OPERATION
Diagnostic procedure
NO.17 EXCESSIVE SHIFT SHOCK FROM N TO D OR N TO R POSITION
Diagnostic procedure
NO.18 EXCESSIVE SHIFT SHOCK IS FELT WHEN UPSHIFTING AND DOWNSHIFTING
Diagnostic procedure
NO.19 EXCESSIVE SHIFT SHOCK ON TORQUE CONVERTER CLUTCH (TCC)
NO.20 NOISE OCCURS AT IDLE WHEN VEHICLE IS STOPPED IN ALL POSITIONS
Diagnostic procedure
NO.21 NOISE OCCURS AT IDLE WHEN VEHICLE IS STOPPED IN D, 2, 1 OR R POSITION
NO.22 NO ENGINE BRAKING IN O/D OFF MODE
Diagnostic procedure
NO.23 TRANSAXLE OVERHEATS
Diagnostic procedure
NO.24 ENGINE STALLS WHEN SHIFTED TO D, 2, 1 OR R POSITION
Diagnostic procedure
NO.25 ENGINE STALLS WHEN DRIVING AT SLOW SPEEDS OR STOPPING
Diagnostic procedure
NO.26 STARTER DOES NOT WORK
NO.27 O/D OFF INDICATOR LIGHT DOES NOT ILLUMINATE WHEN O/D OFF SWITCH IS TURNED TO ON
Diagnostic procedure
NO.28 O/D OFF INDICATOR LIGHT ILLUMINATES WHEN O/D OFF SWITCH IS NOT TURNED TO ON
Diagnostic procedure
