Data List Reference Table
The following items of ASC-ECU input data can be read using scan tool M.U.T.-III) (Refer to DIAGNOSTIC FUNCTION ).
| Item No. | Scan tool (M.U.T.-III) display | Check condition | Normal condition |
|---|---|---|---|
| 01 | FL wheel speed sensor | Perform a test run of the vehicle. | The speedometer display and the scan tool (M.U.T.-III) display almost agree with each other. [During stop: approximately 0.7 km/h (0.4 mph)] |
| 02 | FR wheel speed sensor | ||
| 03 | RL wheel speed sensor | ||
| 04 | RR wheel speed sensor | ||
| 05 | Longitudinal G sensor (+: deceleration, -: acceleration) | Vehicle stopped (level) | -0.04 to 0.04 G |
| Running | -1 to 1 G | ||
| 06 | Lateral G sensor (+: left turn, -: right turn) | Vehicle stopped (level) | -0.11 to 0.11 G |
| Running | -1 to 1 G | ||
| 07 | Steering angle (+: left turn, -: right turn) | Vehicle stopped (the steering wheel is in the neutral position) | -6 to 6 deg |
| Running | Nearly the same as the steering wheel operation angle <-720 to 720 deg (ASC-ECU normal detection value)> | ||
| Nearly the same as the steering wheel operation angle <-850 to 850 deg (Sensor normal value as a single unit)> | |||
| 08 | Yaw rate sensor (+: left turn, -: right turn) | Vehicle stopped (level) | -3.6 to 3.6 deg/s |
| Running | -100 to 100 deg/s | ||
| 09 | Master cylinder pressure (+: pressure increase, -: pressure decrease) | The brake pedal is depressed. | Increases by the amount of the brake pedal depression. |
| The brake pedal is released. | -0.3 to 0.3 MPa (-43.5 to 43.5 psi) | ||
| 10 | Engine Speed | When the accelerator pedal is depressed (engine started) | The tachometer display and the scan tool (M.U.T.-III) display almost agree with each other. |
| 11 | Engine torque | Displays the engine torque. | |
| 12 | APP sensor | Displays the accelerator pedal opening angle. | |
| 13 | Allow A.S.C. torque request | Allow | |
| 14 | Target gear | When the selector lever is operated | Displays the transmission range. |
| 15 | Actual gear | ||
| 16 | Longitudinal G sensor offset | The difference between the neutral position that was input to the ASC-ECU before the G and yaw rate sensor calibration and the neutral position after the calibration. | -0.23 to 0.23 G |
| 17 | Lateral G sensor offset | The difference between the neutral position that was input to the ASC-ECU before the G and yaw rate sensor calibration and the neutral position after the calibration. | -0.23 to 0.23 G |
| 18 | Steering angle offset | The difference between the neutral position that was sent to the ASC-ECU before the steering wheel sensor calibration and the neutral position after the calibration. | -10 to 10 deg |
| 19 | Yaw rate sensor offset | The difference between the neutral position that was input to the ASC-ECU before the G and yaw rate sensor calibration and the neutral position after the calibration. | -5.0 to 5.0 deg/s |
| 20 | M/C pressure offset | The difference between the neutral position that was input to the ASC-ECU before the master cylinder pressure sensor calibration and the neutral position after the calibration. | -1.0 to 1.0 MPa (-145 to 145 psi) |
| 21 | Transfer state (SS4/ES4) | - | Not relevant for service |
| 22 | Reduction gear state (SS4/ES4) | - | Not relevant for service |
| 23 | Transfer SW position (SS4/ES4) | - | Not relevant for service |
| 24 | R/D lock indicator flashing Req. | - | Not relevant for service |
| 25 | Stop light switch (ETACS) | The brake pedal is released. | OFF |
| The brake pedal is depressed. | ON | ||
| 26 | Odometer | - | Odometer displayed value and the scan tool (M.U.T.-III) displayed value agree with each other. |
| 27 | Off-road control changing SW | - | Not relevant for service |
| 28 | HDC SW | - | Not relevant for service |
| 29 | Rear diff lock state (SS4/ES4) | - | Not relevant for service |
| 30 | Parking brake switch | When the parking brake lever is released: | Disengage |
| When the parking brake lever is pulled up: | Engage | ||
| 31 | Stop light status | The brake pedal is released. | OFF |
| The brake pedal is depressed. | ON | ||
| 32 | FCM off switch | - | Not relevant for service |
| 33 | A.S.C. off switch | When the ASC OFF switch is not pushed. | OFF |
| When the ASC OFF switch is pushed. | ON | ||
NOTE:
While ASC-ECU is disabled by the diagnostic function, the scan tool (M.U.T.-III) displayed data is different from the actual measurement.