Electro-Hydraulic Control Unit
WARNING: This page is about a different car, the 2003 Jaguar XJR, 2002 Jaguar XJR, and 2001 Jaguar XJR. However, it is still accessible from the selected car via links, so may be relevant.
This unit, mounted in the transmission lower case, converts signals, mechanical from the J-gate and electrical from the TCM, into hydraulic functions.
The following components are assembled to the unit:
- Selector valve.
- Shift plate.
- Control valve - modulating pressure.
- Control valve - shift pressure.
- Solenoid valve 1 <-> 2 and 4 <-> 5 shift.
- Solenoid valve 3 <-> 4 shift.
- Solenoid valve 2 <-> 3 shift.
- Solenoid valve - converter lock-up.
- Speed sensors (2).
- Temperature sensor.