(5) Engine wiring
NOTE: The wiring sets are delivered as complete sets; the connectors are not available as separate spare
parts.
3.15.2.1 Wiring set for appliance connector
(1) Sensor wiring set
(2) Vehicle connector wiring set
(3) Adapter for connector
NOTE: All engine versions do not have a wiring set
for the vehicle connector.
Attach the wiring sets to the brackets with bands.
Avoid too sharp turns or damaging the wiring sets
on sharp parts. The vehicle connector adapter is
attached to a bracket and the connector is locked
into its place with a fixing slide (red).
NOTE: Engine control system fault codes and their
instructions, circuit diagrams etc. are shown in the
“Troubleshoot Information” list, which comes with
the service tool.
Fig. 120
3.15.2.2 Wiring set for intake air heater
(1) Power wiring
(2) Fuse 150A, part no 8366 62501 Fuse 250A,
part no 8368 64541
(3) Solenoid
(4) Intake air heater
Intake air heater wiring is equipped with a screw-
mounted fuse. The fuse rating is 150A or 250A in
12 Volt system. In 24 Volt system the fuse rating
is always 150A. Check the correct fuse rating from
e.g. spare part list of the engine.
NOTE: The power feed wiring may be installed by
the appliance manufacturer.
Fig. 121
3. Maintenance
3-74 4th Generation Engines
8370 79492
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