[23A] AUTOMATIC TRANSMISSION (FF) - - TROUBLESHOOTING <A/T> - CHECK AT ENGINE-A/T-ECU TERMINALS <4G69> | PRINT PAGE / INDEX / PRIOR / NEXT

CHECK AT ENGINE-A/T-ECU TERMINALS <4G69>
Terminal No. | Check item | Inspection condition | Standard value
--- | --- | --- | ---
39 | Stoplight switch | Ignition switch: ON Brake pedal: Depressed | System voltage
Ignition switch: ON Brake pedal: Released | 1 V or less
64 | Input shaft speed sensor | Measure between terminals 64 and 88 with an oscilloscope. Engine: 2,000 r/min Selector lever position: Sport mode (3rd gear) | Refer to , Inspection Procedure Using an Oscilloscope.
66 | Inhibitor switch: P | Ignition switch: ON Selector lever position: P | System voltage
Ignition switch: ON Selector lever position: Other than above | 1 V or less
67 | Inhibitor switch: R | Ignition switch: ON Selector lever position: R | System voltage
Ignition switch: ON Selector lever position: Other than above | 1 V or less
68 | Shift switch (Down) | Ignition switch: ON Selector lever operation: Downshift and hold the selector lever | System voltage
Ignition switch: ON Selector lever operation: Other than above | 1 V or less
70 | Crank angle sensor | Engine: Idling | 1.5 - 2.5 V
73 | Output shaft speed sensor | Measure between terminals 73 and 88 with an oscilloscope. Engine: 2,000 r/min Selector lever position: Sport mode (3rd gear) | Refer to , Inspection Procedure Using an Oscilloscope.
75 | Inhibitor switch: N | Ignition switch: ON Selector lever position: N | System voltage
Ignition switch: ON Selector lever position: Other than above | 1 V or less
76 | Inhibitor switch: D | Ignition switch: ON Selector lever position: D | System voltage
Ignition switch: ON Selector lever position: Other than above | 1 V or less
77 | Shift switch (Up) | Ignition switch: ON Selector lever operation: Upshift and hold the selector lever | System voltage
Ignition switch: ON Selector lever operation: Other than above | 1 V or less
79 | Vehicle speed signal | Measure between terminals 79 and earth with an oscilloscope. Engine: 2,000 r/min Selector lever position: Sport mode (3rd gear) | Refer to , Inspection Procedure Using an Oscilloscope.
85 | Select switch | Ignition switch: ON Selector lever position: Sport mode | System voltage
Ignition switch: ON Selector lever position: Other than above | 1 V or less
119 | A/T fluid temperature sensor | A/T fluid temperature: 20°C | 3.8 - 4.0 V
A/T fluid temperature: 40°C | 3.2 - 3.4 V
A/T fluid temperature: 80°C | 1.7 - 1.9 V
121 | Shift indicator C | Measure the voltage when each shift range is displayed by using actuator function (item No.07 to 10) on the MUT-II/III. | 1st | 1 V or less
2nd | 1 V or less
3rd | 1 V or less
4th | 8 - 10 V
123 | Solenoid valve power supply | Ignition switch: LOCK (OFF) | 1 V or less
Ignition switch: ON | System voltage
124 | Solenoid valve power supply | Ignition switch: LOCK (OFF) | 1 V or less
Ignition switch: ON | System voltage
125 | Shift indicator B | Measure the voltage when each shift range is displayed by using actuator function (item No.07 to 10) on the MUT-II/III. | 1st | 1 V or less
2nd | 8 - 10 V
3rd | 8 - 10 V
4th | 1 V or less
127 | A/T control relay | Always | 1 V or less
128 | LR solenoid valve | Engine: Idling Selector lever position: P | System voltage
Engine: Idling Selector lever position: Sport mode (2nd gear) | 6 - 9 V
130 | DCC clutch solenoid valve | Engine: Idling Selector lever position: P | System voltage
131 | Earth | Always | 1 V or less
134 | Shift indicator A | Measure the voltage when each shift range is displayed by using actuator function (item No.07 to 10) on the MUT-II/III. | 1st | 8 - 10 V
2nd | 1 V or less
3rd | 8 - 10 V
4th | 1 V or less
135 | A/T fluid temperature warning lamp <Except for Hong Kong spec.> | Ignition switch: LOCK (OFF) to ON | 1 V or less to System voltage (after several seconds have elapsed)
136 | 2ND solenoid valve | Engine: Idling Selector lever position: Sport mode (2nd gear) | System voltage
Engine: Idling Selector lever position: P | 6 - 9 V
137 | UD solenoid valve | Engine: Idling Selector lever position: Sport mode (1st gear) | System voltage
Engine: Idling Selector lever position: P | 6 - 9 V
138 | OD solenoid valve | Engine: Idling Selector lever position: Sport mode (3rd gear) | System voltage
Engine: Idling Selector lever position: P | 6 - 9 V
139 | Earth | Always | 1 V or less

[23A] AUTOMATIC TRANSMISSION (FF) - - TROUBLESHOOTING <A/T> - CHECK AT ENGINE-A/T-ECU TERMINALS <4G69> | PRINT PAGE / INDEX / PRIOR / NEXT

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