Electrical and Electronic Component Locations
Electrical and Electronic Component Locations
=> [ Transmission Control Module ] 01V, 01VA Transmission
1 Transmission Control Module (TCM) (J217)
• Component location and removal and installation => [ Transmission Control Module ] 01V, 01VA Transmission
• Loosening multiple connector => 01V, 01VA Transmission
• Control module is tested by On Board Diagnostic (OBD)
2 Data Link Connector (DLC)
• Component location => [ Data Link Connector (DLC) ]
3 Shift Lock Solenoid (N110)
• Component location =>
• Can be tested in Measured Value Block => [ Reading Measured Value Block ] Reading Measured Value Block and in Electrical Test => [ Electrical Testing ] Electrical Testing
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
4 Internal transmission wiring harness with integrated Transmission Fluid Temperature Sensor (ATF) (G93)
• Component location => [ Internal transmission wiring harness with integrated ]
• (G93) is tested by On Board Diagnostic
• Removing and installing wiring harness or Transmission Fluid Temperature Sensor (G93): => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
5 Valve body
• Component location => [ Valve body ]
• Solenoid Valves (N88), (N89), (N90) and Pressure Control Valves (N215), (N216), (N217) and (N218) are attached to the valve body.
• Components are tested by On Board Diagnostic
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
6 Multi-function Transmission Range (TR) Switch ( F125)
• Component location =>
• Is tested by On Board Diagnostic
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
7 Shift control mechanism cover
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
8 Tiptronic Switch (F189)
• Component location =>
• Can be tested in Measured Value Block => [ Reading Measured Value Block ] Reading Measured Value Block
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
9 Starter Interlock Alarm System Relay (J60)
• Component location =>
• Testing => [ Starter Interlock Alarm System Relay, Checking ] Starter Interlock Alarm System Relay, Checking
10 Sensor for transmission RPM (G182)
• Component location =>
• Is tested by On Board Diagnostic
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
11 Sender for transmission output RPM (G195)
• Measures transmission output RPM
• Component location =>
• Is tested by On Board Diagnostic
• Removal and installation: => Automatic Transmission/Transaxle Automatic Transmission/Transaxle
12 Transmission Range (TR) Selector Lever Display ( Y6)
• Component location =>
• Gear display not illuminated indicates limp home operation with non-active Transmission Control Module (TCM).
• Completely illuminated gear display indicates limp home operation with active Transmission Control Module (TCM).
• Removal and installation: => Instrument Panel, Gauges and Warning Indicators Instrument Panel, Gauges and Warning Indicators
13 Kickdown Switch (F8)
• Component location =>
• No mechanical switch; a specific value from Throttle Position Sensor and Sender for accelerator pedal position (G79)/ ( G185) is stored in Engine Control Module (ECM)
• Signal transmission from ECM to TCM over CAN-bus
• Can be tested in Measured Value Block => [ Reading Measured Value Block ] Reading Measured Value Block
• Accelerator pedal module removal and installation: =>
Fuel Delivery and Air Induction Fuel Delivery and Air Induction
14 Brake light switch (F)
• Component location => [ Brake light switch F ]
• Signal transmission from Engine Control Module (ECM) to Transmission Control Module (TCM) over CAN-bus
• Can be tested in Measured Value Block => [ Reading Measured Value Block ] Reading Measured Value Block
• Removal and installation: => Brakes and Traction Control Brakes and Traction Control
15 Cruise Control Switch (E45)
• Component location =>
• Removal and installation:
Data Link Connector (DLC)
Component location: The DLC is located under the knee bolster to the left of the steering wheel.
Shift Lock Solenoid (N110 )
Component location: The Shift Lock Solenoid is located in the shift control mechanism - arrow -.
Valve body
Component location: The valve body is bolted underneath the transmission housing and is covered by the transmission oil pan.
Solenoid Valves (N88), (N89), (N90) and Pressure Control Valves 1 (N215), 2 (N216), 3 (N217) and 4 (N218) are attached to the valve body.
Internal transmission wiring harness with integrated Transmission Fluid Temperature Sensor (G93)
Component location: The wiring harness is attached to the valve body.
The wiring harness can be replaced with the transmission installed and the valve body removed.
Multi-Function Transmission Range (TR) Switch (F125)
Component location: The Multi-Function Transmission Range (TR) Switch is located on the left side of the transmission, harness connector for Multi-Function Transmission Range (TR) Switch - arrow -
Tiptronic Switch (F189)
Component location: The Tiptronic Switch is integrated into the circuit board for the icon insert which is located in the cover for the shift control mechanism.
It consists of 3 Hall sensors (A, B, C), which are energized by a solenoid on the transverse slide on the roll cover
A - Downshift switch sensor
B - Tiptronic recognition sensor
C - Upshift switch sensor
- If malfunctions occur test Tiptronic Switch in the Measured Value Block => [ Reading Measured Value Block ] Reading Measured Value Block for malfunctions.
In the event of malfunctions, first check whether the solenoid is properly attached to the roll cover - C - transverse slide, if necessary replace transverse slide. The icon insert with the integrated circuit board must not be replaced until the wiring connections have been inspected. In the case of vehicles with multi-function steering wheel, the buttons on the steering wheel and their wiring must also be inspected.
Starter Interlock Alarm System Relay (J60)
Component location: On the relay carrier in the E-Box plenum.
4 Starter Interlock Alarm System Relay (J60)
Sender for transmission output RPM (G195)
Component location: The Sender for transmission RPM is located in the transmission at the right rear
Sensor for Transmission RPM ( G182)
Component location: The sensor - A - is a Hall sensor and is attached behind the valve body to the transmission housing.
Transmission Range Selector Lever Display (Y6)
Component location: Integrated in the instrument cluster
• The Transmission Range (TR) Selector Lever Display can only be replaced together with the instrument cluster.
Kickdown Switch (F8)
• No mechanical switch; a specific value from the Throttle Position Sensor and the Sender for accelerator pedal position (G79)/ (G185) is stored in the Engine Control Module (ECM)
Brake light switch F
Component location: The brake light switch - arrow - is located on the pedal cluster.
• In order to ensure adequately tight fit the switch must be installed only one time.
Cruise Control Switch (E45 )
Component location: The Cruise Control Switch is located at the steering column switch.