Scheme 565
| Component | Note | Resistance (ohms) |
|---|---|---|
| Gear shift solenoid S1, S2 | Resistance between the solenoid pins and the solenoid casing/transmission housing. | +20 °C= 11-16 ohms |
Other values, see diagram. When measuring at other temperature than +20 °C the check-measurement shall be performed at +20 °C. This is to ensure if the resistance is correct or not.
Scheme 566
| Component | Note | Resistance (ohms) |
|---|---|---|
| Lock-up solenoid (SLU) Line pressure solenoids (SLT), (SLB1),(SLC1),(SLC2),(SLC3) | Resistance between solenoid pins. | +20 °C= 5.0-5.6 ohms |
Other values, see diagram. When measuring at other temperature than +20 °C the check-measurement shall be performed at +20 °C. This is to ensure if the resistance is correct or not.
Scheme 567
| Component | Note | Resistance (ohms) |
|---|---|---|
| Oil temperature sensor | Resistance between the temperature sensor terminals. | +10 °C = 5620-7310 ohms |
| +25 °C = 3500 ohms | ||
| +110 °C = 220-270 ohms |
Resistance decreases with increasing temperature.
A test measurement must be taken at both temperatures. This is to establish if the resistance is correct or not.
Scheme 568
| Component | Note | Resistance (ohms) |
|---|---|---|
| Solenoid p-position lockout | Resistance between the solenoid's connections | +20 °C= 24.5 - 29.3 ohms |
Signal Description. Transmission Control Module (TCM)
All the values listed below are between the terminal in column 1 and terminal #A53 (signal ground), unless otherwise indicated in brackets.
Note. Connect the breakout box and check the ground terminals before taking readings.
| U = | DC voltage in volts (V) | U AC = | AC voltage in volts (V) |
|---|---|---|---|
| U bat = | Battery voltage | F = | Frequency in Hertz (Hz) |
| U low = | Voltage approximately 0 V | % duty = | Duty cycle (pulse ratio) as a percentage (%) |
| T = | Time in milliseconds (ms) |
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #A35 | #A35 | Power supply | Ubat | Supply from relay 2/101 CEM | |
| #A37 | #A37 | Signal, oil temperature sensor (OT) | Cold gearbox (+20°C): U=2.4 V Hot gearbox (+100°C): U=0.3-0.5 V | U decreases with increasing temperature | |
| #A39 | #A39 | Signal, vehicle speed sensor (SP1) | Tooth against sensor: 14 mA Cover against sensor: 7 mA | The sensor generates a pulsed signal (quadratic wave) with fixed pulse ratio when the pulse wheel rotates. Frequency increases with speed | |
| #A41 | #A41 | Signal, engine speed (RPM) sensor (SP2) | Tooth against sensor: 14 mA Cover against sensor: 7 mA | The sensor generates a pulsed signal (quadratic wave) with a fixed pulse ratio when the pulse wheel rotates. Frequency increases with speed | |
| #A45 | #A45 | Signal, gear-shift position sensor C | Gear selector positions D, 4, 3 and L: U=0-0.5 V Other positions: U=0-2 V below Ubat | The signal is grounded in positions D, 4, 3 and L | |
| #A46 | #A46 | Signal, gear-shift position sensor A | Gear selector position P, R, 4, 3: U=0-0.5 V Other positions: U=0-2 V below Ubat | The signal is grounded in positions P, R, 4, and 3 | |
| #A47 | #A47 | Control signal, shift solenoid S4 | Activated: U=0-2 V below Ubat Not activated: Ulow | The solenoid receives voltage when activated by the control module in 3rd, 4th and 5th gears | |
| #A48 | #A48 | Control signal, shift solenoid S3 | Activated: U=0-2 V below Ubat Not activated: Ulow | The solenoid is supplied with voltage when activated by the control module in 1st, 2nd and 3rd gears | |
| #A49 | #A49 | Control signal, line pressure solenoid SLS | F=300 Hz Frequency is constant, independent of driving conditions. The signal duty cycle is modified when the line pressure is adapted | Voltage decreases with increasing throttle opening | |
| #A50 | #A50 | Control signal, shift solenoid S1 | Activated: U=0-2 V below Ubat Not activated: Ulow | The solenoid is supplied with voltage when activated by the control module in 1st gear | |
| #A51 | #A51 | Control signal, lock-up solenoid SLU | F=300 Hz Frequency is constant, independent of driving conditions. The signal duty cycle is modified when the line pressure is adapted | The solenoid is supplied with voltage when it is activated by the control module | |
| #A52 | #A52 | Control signal, line pressure solenoid SLT | F=300 Hz Frequency is constant, independent of driving conditions. The signal duty cycle is modified when the line pressure is adapted | The solenoid is supplied with voltage when it is activated by the control module | |
| #A53 | #A53 | Power ground | Ulow | ||
| #A54 | #A54 | Signal ground for the gear selector module (GSM) | Ulow | From 2001 - Connection #6 on the gear selector module (GSM) | |
| #A55 | #A55 | Signal ground, oil temperature sensor (OTG) | Ulow | Ground | |
| #A57 | #A57 | Power supply, speed sensor (SP1) | Uapprox.1 V | ||
| #A59 | #A59 | Power supply, engine speed (RPM) sensor (SP2) | Uapprox.1 V < Ubat | ||
| #B3 | #A63 | Signal, gear-shift position sensor PA | Gear selector position P, N, 4, L: U=0-0.5 V Other positions: U=0-2 V below Ubat | The signal is grounded in positions P, N, 4, and L | |
| #B4 | #A64 | Signal, gear-shift position sensor B | Gear selector position R, N, D, 3: U=0-0.5 V Other positions: U=0-2 V below Ubat | Signal grounded in positions R, N, D, 3 | |
| #B6 | #A66 | Control signal, shift solenoid S5 | Activated: U=0-2 V below Ubat Not activated: Ulow | The solenoid is supplied with voltage when it is activated by the control module in position R and during shifting from 2nd to 3rd gear | |
| #B7 | #A67 | Signal ground, line pressure solenoid (SLSG) | U=Ulow | ||
| #B8 | #A68 | Control signal, shift solenoid S2 | Activated: U=0-2 V below Ubat Not activated: Ulow | The solenoid is supplied with voltage when activated by the control module in 1st and 5th gears | |
| #B9 | #A69 | Signal ground, lock-up solenoid (SLUG) | U=Ulow | ||
| #B10 | #A70 | Signal ground, throttle solenoid (SLTG) | U=Ulow | ||
Connector A terminals #A35 - #A70
| Breakout box terminal | Control module terminal | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #B11 | #B1 | Communication cable for the control modules (CAN) | 2-3 V | Between the transmission control module (TCM) and the engine control module (ECM) | |
| #B12 | #B2 | Communication cable for the control modules (CAN) | 2-3 V | Between the transmission control module (TCM) and the anti-lock brake system module (ABS) as well as the central electronic module (CEM) | |
| #B23 | #B13 | Communication cable for the control modules (CAN) | 2-3 V | Between the transmission control module (TCM) and the engine control module (ECM) | |
| #B24 | #B14 | Communication cable for the control modules (CAN) | 2-3 V | Between the transmission control module (TCM) and the anti-lock brake system module (ABS) as well as the central electronic module (CEM) | |
| #B31 | #B21 | VOLCANO lite communication cable | Between the transmission control module (TCM) and the gear selector module (GSM) | ||
| #B32 | #B22 | Diagnostic lead C-link | |||
Connector B terminals #B1 - #B22
See Signal description. Transmission control module (TCM)
Signal Description
All values indicated below are between respective connection in column 1 and #A9 (#39 on the breakout box). If this is not the case, it is indicated within brackets.
Connector A (16-pin) corresponds to #31 - #46 on the breakout box.
Connector B (22-pin to transmission) corresponds to #1 - #22 on the breakout box.
Note. Connect the breakout box and check the ground connections before taking readings.
| U = | DC voltage in volts (V) | U AC = | AC voltage in volts (V) |
|---|---|---|---|
| U bat = | Battery voltage | F = | Frequency in Hertz (Hz) |
| U low = | Voltage approximately 0 V | % duty = | Duty cycle (pulse ratio) as a percentage (%) |
| T = | Time in milliseconds (ms) |
Connector A
Scheme 569
| Connection breakout box | Connection control module | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #31 | #A1 | Power supply | U bat | 30-feed from fuse | |
| #32 | #A2 | ||||
| #33 | #A3 | ||||
| #34 | #A4 | ||||
| #35 | #A5 | Signal, start lockout | U low when start is permitted | Signal to engine control module (ECM) if start is permitted | |
| #36 | #A6 | Communication cable control module CAN_L | During communication the voltage is 1.5 - 2.5 V | ||
| #37 | #A7 | Communication cable LIN gear selector module (GSM) | During communication the voltage is 0 V - U bat | ||
| #38 | #A8 | Communication cable K-line | For serial communication | ||
| #39 | #A9 | Power ground | U = U low | ||
| #40 | #A10 | ||||
| #41 | #A11 | Power supply | U = U bat | 15-feed from ignition via fuse | |
| #42 | #A12 | ||||
| #43 | #A13 | Signal, Shift lock solenoid for gear selector module (GSM) | Shift lock U = U bat when the solenoid is not activated U low when the solenoid is activated | Solenoid not activated = gear selector locked Solenoid activated = gear selector can be moved | |
| #44 | #A14 | Communication cable, control module CAN_H | During communication the voltage is 2.0 - 3.5 V | ||
| #45 | #A15 | ||||
| #46 | #A16 | Power supply, Gear Selector Module (GSM) | U = U bat | ||
Connector A, #A31 - #A46
Connector B
Scheme 570
| Connection breakout box | Connection control module | Signal type | Ignition on | Engine idling | Other |
|---|---|---|---|---|---|
| #1 | #B1 | Signal ground, linear pressure solenoid SLT | U = U low | ||
| #2 | #B2 | Control signal, shift solenoid S2 | Activated: U = 0 - 2 V below U bat Not activated: U low | The solenoid receives voltage when transmission control module (TCM) activates it during engine braking in 1st gear. | |
| #3 | #B3 | Control signal, linear pressure solenoid SLT | F = 300 Hz. Frequency is constant, regardless of driving conditions. It is the signal's duty cycle that is modified when the system pressure is adapted. | The solenoid receives voltage when transmission control module (TCM) activates it. | |
| #4 | #B4 | Signal ground Lock-up solenoid SLU | U = U low | ||
| #5 | #B5 | Control signal, shift solenoid S1 | Activated: U = 0 - 2 V below U bat Not activated: U low | The solenoid receives voltage when transmission control module (TCM) activates it during engine braking in 1st gear. | |
| #6 | #B6 | ||||
| #7 | #B7 | Signal ground, oil temperature sensor | U low | Ground | |
| #8 | #B8 | Signal, oil temperature sensor | Cold transmission (+20°C): U = 2.4 V Warm transmission (+100°C): U = 0.3 - 0.5 V | U decreases with increasing temperature. | |
| #9 | #B9 | Control signal, lock-up solenoid SLU | F = 300 Hz. Frequency is constant, regardless of driving conditions. It is the signal's duty cycle that is modified when the system pressure is adapted. | The solenoid receives voltage when transmission control module (TCM) activates it. | |
| #10 | #B10 | Signal ground, linear pressure solenoid SLC1 | U = U low | ||
| # 11 | #B11 | Control signal, lock-up solenoid SLC1 | F = 300 Hz. Frequency is constant, regardless of driving conditions. It is the signal's duty cycle that is modified when the system pressure is adapted. | The solenoid receives voltage when transmission control module (TCM) activates it. | |
| #12 | #B12 | Power supply, rpm sensor (VSS) | Power supply, rpm sensor approx. 1-3 V < U bat | ||
| #13 | #B13 | Signal, rpm sensor | Tooth against sensor: 14 mA Cover against sensor: 7 mA | When the toothed wheel rotates, the sensor generates a pulsating current (square wave) with fixed pulse ratio, the frequency increases with the speed. | |
| #14 | #B14 | Control signal, linear pressure solenoid SLC3 | F = 300 Hz. Frequency is constant, regardless of driving conditions. It is the signal's duty cycle that is modified when the system pressure is adapted. | The solenoid receives voltage when transmission control module (TCM) activates it. | |
| #15 | #B15 | ||||
| #16 | #B16 | Signal ground, linear pressure solenoid SLB1 | U = U low | ||
| #17 | #B17 | Control signal, linear pressure solenoid SLC2 | F = 300 Hz. Frequency is constant, regardless of driving conditions. It is the signal's duty cycle that is modified when the system pressure is adapted. | The solenoid receives voltage when transmission control module (TCM) activates it. | |
| #18 | #B18 | Signal ground, linear pressure solenoid SLC2 | U = U low | ||
| #19 | #B19 | Power supply, speed sensor | Power supply, speed sensor approx. 1-3 V < U bat | ||
| #20 | #B20 | Signal, speed sensor | Tooth against sensor: 14 mA Cover against sensor: 7 mA | When the toothed wheel rotates, the sensor generates a pulsating current (square wave) with fixed pulse ratio, the frequency increases with the speed. | |
| #21 | #B21 | Control signal, linear pressure solenoid SLB1 | F = 300 Hz. Frequency is constant, regardless of driving conditions. It is the signal's duty cycle that is modified when the system pressure is adapted. | The solenoid receives voltage when transmission control module (TCM) activates it. | |
| #22 | #B22 | Signal ground, linear pressure solenoid SLC3 | U = U low | ||
Connector B, #B1 - #B22