Vehicle communication network Land Rover Freelander 2

Bolt tightening torques
Description Nm lb-ft Bolt of fastening of an electrojunction box of the accumulator (BJB) 10 7 Nut securing the battery positive cable to the battery electrical junction box. 10 7 cable nuts "masses"...

Communication network of modules
In the vehicle wiring system, several communication networks of various types have been formed, which serve to transfer commands and information between control modules. The configuration on a...

Control circuit — LIN bus
NOTE: O = LIN bus Pos. spare part no Name 1 - Driver door module 2 - Driver's door switch block 3 - Rear door module (from the driver's side) 4 - launch control module 5 - Electronic steering column...

Control circuit — medium speed CAN bus
NOTE: N = Medium speed CAN bus Pos. spare part no Name 1 - CJB 2 - ATC module 3 - Dashboard (Intelligent driver module) 4 - trailer module 5 - Driver door module 6 - Auxiliary fuel-fired heater 7 -...

Control circuit — high speed CAN bus
NOTE: D = High speed CAN bus Pos. spare part no Name 1 - CJB 2 - Diagnostic connector 3 - Secondary restraint system control module (RCM) 4 - Steering wheel angle sensor 5 - Passenger Classification...

Control scheme — MOST
NOTE: P = MOST Pos. spare part no Name 1 - Onboard control module 2 - Integrated head unit 3 - High Definition radio module (HD) (high definition) (North America only - 2009 and up) 4 - DAB receiver...

Inspection and verification
CAUTION: Diagnosis by substituting a component from another vehicle is NOT allowed. Substitution of control modules does not guarantee confirmation of the fault and, in addition, may cause additional...

DTC Fault Code Index
NOTE: If a control module or component is suspected and the vehicle continues to be covered by the manufacturer's warranty, refer to the warranty manual before installing a new module/component...

Central Electrical Junction Box (CJB)
Removing 1. When replacing a CJB, use Land Rover recommended diagnostic equipment to interrogate the module and download stored data before removing the CJB. 2. Disconnect the battery ground wire....

Battery Junction Box (BJB)
Removing 1. Remove the bumper mount. Refer to Procedure: Front Bumper (501-19 Bumpers, Removal and installation). 2. Remove the air filter housing. Refer to Procedure: Air Filter (303-12A Intake air...