86D-11V1 MR-372-J84-86D050$040.mif
86D
BIC
Vdiag No.: 14
Layout of the main components of the LPN* Radio system:
Diagnostic socket
V M CAN
Other computersMultimedia network
interface unit
Steering column
control
GPS aerial LPN radio navigation
Passenger
compartment fuse box
and relay
Aerial amplifier
Radio navigation
display
ABS, ABS/ESP or
wheel speed
computer
depending on
equipment level
Microphone
CD changer
(depending on
equipment)Speakers
MULTIMEDIA NETWORK INTERFACE UNIT
Fault finding – Operating diagram
86D-20
AFTER REPAIRCarry out another fault finding check on the system.
Clear the stored faults using command RZ001 Fault memory.
Deal with any other faults.
V1 MR-372-J84-86D050$090.mif
MULTIMEDIA NETWORK INTERFACE UNIT
Fault finding – Interpretation of faults86D
BIC
Vdiag No.: 14
DF005
CONTINUED
2.DEFNOTESNone.
Remove the card from the reader or the key from the ignition, then check the condition of the battery, component
code 107.
Check the battery: leaks, incorrectly fitted, loosened battery terminal, and corrosion.
Check the earth connections of the vehicle: battery/chassis, engine/chassis, starter/engine, alternator/engine,
gearbox/chassis.
If the fault is detected, resolve the abnormal contact fault.
Check the battery and perform an alternator supply test (see 16A, Starting, Charging).
Check the condition of fuse F15 (30 A) for Espace IV Phase 2 or fuse SHUNT (2AA) for Scénic II Phase 2.
Check the connection and condition of the connectors of the multimedia network interface unit computer,
component code 1714, depending on the vehicle equipment.
If any connectors are faulty and there is a repair procedure (see Technical Note 6015A, Electrical wiring repair,
Wiring: Precautions for repair), repair the connectors, otherwise replace the wiring.
Disconnect the computer connector and check the conformity of the following connections:
•BP3A between components 260 and 1714 (for Espace IV Phase 2),
•BCP3 between components 260 and 1714 (for Scénic II Phase 2),
•BPT between components 645 and 1714 (for Scénic II Phase 2),
•MAN between component 1714 and earth (for Scénic II Phase 2),
•NC between component 1714 and earth (for Espace IV Phase 2).
If the connection or connections are faulty and there is a repair procedure (see Technical Note 6015A, Electrical
wiring repair, Wiring: Precautions for repair), repair the wiring, otherwise replace it.
