XJ (X350) V8-4.2L SC (2004)
-> Yes
REPAIR the high resistance circuit. TEST the system for normal operation.
-> No
CHECK for DTCs indicating a network or module fault. REFER to the DTC index.
Check the Supplies and Grounds to the Front Electronic Module
: CHECK THE SUPPLIES AND GROUNDS TO THE ICE HEAD UNIT
G239843t66 : CHECK THE PERMANENT SUPPLY TO THE HU
1. Disconnect the HU electrical connector, CC08.
2. Measure the voltage between CC08, pin 11 (NW) and GROUND.
-
Is the voltage less than 10 volts?
-> Yes
REPAIR the circuit between the NU and battery. This circuit includes the primary junction box (fuse 38). TEST the system for normal operation.
-> No
G239843t67 : CHECK THE ACCESSORY SUPPLY TO THE HU
1. Turn the ignition switch to the ACC position.
2. Measure the voltage between CC08, pin 02 (YR) and GROUND.
-
Is the voltage less than 10 volts?
-> Yes
REPAIR the circuit between the HU and battery. This circuit includes the primary junction box (fuse 11) and the ignition switch. TEST the system for
normal operation.
-> No
G239843t68 : CHECK THE GROUND TO THE HU
1. Measure the resistance between CC08, pin 01 (B) and GROUND.
-
Is the resistance greater than 5 ohms?
-> Yes
REPAIR the high resistance circuit. TEST the system for normal operation.
-> No
CHECK for DTCs indicating a network or module fault. REFER to the DTC index.
Check the Supplies and Grounds to the Ice Head Unit
: CHECK THE SUPPLIES AND GROUNDS TO THE NAVIGATION SYSTEM MODULE
G239843t63 : CHECK THE PERMANENT SUPPLY TO THE NSM
1. Disconnect the NSM electrical connector, TL02.
2. Measure the voltage between TL02, pin 01 (R) and GROUND.
-
Is the voltage less than 10 volts?
-> Yes
REPAIR the circuit between the NSM and battery. This circuit includes the primary junction box (fuse 51). TEST the system for normal operation.
-> No