Land Rover Lesson 2 Auto Trans Coolingine Rover Manual

Fault DescriptionComponent/SignalP Code No
Voltage highCharging systemP2504
Performance faultWater pumpP2601
Timer malfunctionEngine off timerP2610
Output circuit openSecondary fuel pump driver circuitP2632
Output lowSecondary fuel pump driver circuitP2633
High inputSecondary fuel pump driver circuitP2634
Pump not working when requestedPrimary fuel pumpP6365
Low flow/performanceSecondary fuel pumpP2636
TERRAIN RESPONSE ™
Terrain Response ™ system allows the driver to select
a program which will provide...

TDV6 Engine Management Component Location Sheet 1 of 2
Knock sensors1
Fuel rail pressure sensor2
High pressure fuel pump3
EGR Valve/ cooler4
(G421152) Technical Training218
Lesson 2 – PowertrainElectronic Engine Controls 

Injector5
Turbo boost pressure control6
Crankshaft sensor7
Oil temperature sensor8
Camshaft position sensor9
MAF/IAT10
Air charge temperature sensor11
Glow plugs12
Electronic throttle incorporating MAP sensor13
Glow plug wiring harness14
Engine coolant temperature sensor15
TDV6 Engine Management Component Location Sheet 2 of 2
Main relay1Transfer box control module2
Electronic Engine ControlsLesson 2 – Powertrain
219Technical Training (G421152) 

ECM3
Accelerator pedal position sensor (APP)4
Stop light switch5
Clutch switch6
ABS Control module7
(G421152) Technical Training220
Lesson 2 – PowertrainElectronic Engine Controls 

TDV6 Engine Management Control Diagram Sheet 1 of 2
NOTE: A= Hardwired D= CAN
Glow plugs1E-box cooling fan2
Electronic Engine ControlsLesson 2 – Powertrain
221Technical Training (G421152) 

Port de-activation vacuum actuator3
ABS control module4
Instrument cluster5
EAT control module6
Restraints control module7
Transfer box control module8
Differential control module9
Electric park brake control module10
Terrain Response™ control module11
Turbo boost pressure controller12
EGR valve/ cooler13
Generator14
Steering wheel mounted speed control switches15
Clock spring16
ECM17
Electric throttle valve18
Injectors19
(G421152) Technical Training222
Lesson 2 – PowertrainElectronic Engine Controls 

TDV6 Engine Management Control Diagram Sheet 2 of 2
NOTE: A= Hardwired
Main relay1Crankshaft position sensor2
Electronic Engine ControlsLesson 2 – Powertrain
223Technical Training (G421152) 

Camshaft position sensor3
Engine coolant temperature sensor4
Accelerator pedal position sensor5
MAF/IAT sensor6
Engine oil temperature sensor7
Fuel rail temperature sensor8
Boost pressure sensor9
Boost air temperature sensor10
Restraints control module11
Stop light switch12
Knock sensors13
ECM14
Fuse 60P15
Fuse 25P16
Ignition switch17
Fuse 11E18
GENERAL
The TDV6 engine has an Electronic Diesel Control
(EDC) engine management system supplied by Siemens.
The system is controlled by an Engine Control...

ECMThe ECM is located in the E-Box in the plenum area on
the RH side of the engine compartment attached to the
bulkhead.
E Box
E box fan1
ECM2
Transfer box control module3
Inputs
The ECM has the following inputs:
•Engine Coolant Temperature
•Clutch Switch (via electric park brake control
module)
•Stop lamp switch (via ABS control module on CAN)
•Manifold Absolute Pressure
Electronic Engine ControlsLesson 2 – Powertrain
225Technical Training (G421152) 

•Throttle Pedal Position 1
•Throttle Pedal Position 2
•Electronic throttle Position
•Viscous Fan Speed
•Engine speed and position sensor (crankshaft sensor)
•Camshaft position sensor
•Engine Oil Temperature
•Speed Control Switches (resistive ladders)
•Vehicle Speed (via CAN bus)
•Generator Monitor
•Restraints Control Module
•Manifold Absolute Pressure and Inlet Air
Temperature
Outputs
The ECM outputs to the following:
•Throttle Actuator
•Fuel injectors (6)
•EGR Valves
•Engine Cooling Fan
•Fuel pump...