01J, Continuously Variable Transmission (CVT)
Electrical/electronic components and locations - 01J, Continuously Variable Transmission (CVT)
Electrical/Electronic Components And Locations:
1 - Transmission Control Module (TCM) for multitronic -J217-
2 - Hydraulic unit
3 - Shift control mechanism cover
4 - Tiptronic Switch -F189-
5 - Shift lock solenoid -N110-
6 - Data Link Connector (DLC)
7 - Cruise control switch -E45-
8 - Park/Neutral Position (PNP) relay -J226-
9 - Power supply relay terminal 87
10 - Transmission Range (TR) selector lever display -Y6-
11 - Kickdown switch -F8-
12 - Brake light switch -F-
Fig. 10 Transmission Control Module (TCM) for multitronic -J217-
Component location: The Transmission Control Module (TCM) -J217- is mounted at the rear of the transmission, directly on the hydraulic unit.
The following components are integrated in the control module.
A - Sender for transmission output RPM -G195- and Sender 2 for transmission output RPM -G196-
B - Transmission fluid temperature sensor -G93-
C - Multi-function transmission range (TR) switch -F125-
D - Sensor for transmission RPM -G182-
E - Sender 1 for hydraulic pressure, automatic transmission -G193-
F - Sender 2 for hydraulic pressure, automatic transmission -G194-
CAUTION! Always perform the Adaptation after installing a new Transmission Control Module (TCM) -J217-. Adaptation
Fig. 11 Hydraulic Unit
Component location: The hydraulic unit is bolted to the rear of the transmission. The Transmission Control Module (TCM) -J217- is bolted directly to the hydraulic unit.
A - Wiring connector for Pressure control valve 1 for automatic transmission -N215-
A - Wiring connector for Pressure control valve 2 for automatic transmission -N216-
C - Wiring connector for solenoid valve 1 -N88-
The following valves are integral on the hydraulic unit (not shown here):
1 - Pressure control valve 1 for automatic transmission -N215-; clutch solenoid valve
2 - Pressure control valve 2 for automatic transmission -N216-; transmission ratio solenoid valve
3 - Solenoid valve 1 -N88-; clutch cooling/safety cutoff
4 - Clutch cooling valve
5 - Minimum pressure valve
6 - Pressure control valve
7 - Clutch control valve
8 - Control pressure valve
Fig. 12 Shift lock solenoid -N110-
Component location: The shift lock solenoid is located in the shift control mechanism (arrow).
Fig. 13 Data Link Connector (DLC)
Component location: The DLC is located under the knee bolster to the left of the steering wheel.
Fig. 14 Cruise control switch -E45-
Component location: The cruise control switch is located on the steering column switch.
Fig. 15 Transmission Range (TR) selector lever display -Y6-
Component location: Integrated in the instrument cluster
Note: The transmission range selector lever display can only be replaced together with the instrument cluster.
Fig. 16 Relay for power supply terminal 87 and Park/Neutral Position (PNP) relay -J226-
Component location: On the relay carrier in the E-Box plenum.
3 - Relay for power supply terminal 87 Power supply via terminal 87 is handled through the Motronic ECM power supply relay -J271-.
4 - Park/Neutral Position (PNP) relay -J226-
Fig. 17 Brake light switch -F-
Component location: The brake light switch -arrow- is located on the pedal cluster.
Note: To ensure an adequately tight fit, the switch must only be installed once.
Fig. 18 Kickdown switch -F8-
Component location:
^ No mechanical switch. A specific value from the Throttle position sensors -G79-/-G185- is stored in the Engine Control Module (ECM)