Fuse box, petrol engine management system, E39 (727), in engine bay
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Fuse box, petrol engine management system, E39 (727), in engine bay
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The main fuse box is located in front of the battery
Main fuse box for the E39 engine management system except for fuel pump relay 102, which is located in the cabin under the right-hand A-pillar.
Main fuse box with relays, maxi and micro fuses.
The main fuse box is integrated in the engine harness.
Power supply, fuse box, petrol engine management system (727), E39
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No.
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Amp
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Type
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Function
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Illus.
|
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1
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--
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--
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--
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|
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2
|
20
|
+30
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Via relay 443:
preheating, oxygen sensors (271)
Via relay 102:
Fuel pump (323)
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|
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3
|
10
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+30
|
A/C compressor (170)
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|
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4
|
30
|
+30
|
Via relay 229:
charge air solenoid valve (179a)
mass air flow sensor (205)
injectors (206)
ignition coils (320)
EVAP canister purge valve (321)
EVAP shut-off control valve (588)
measurement unit (740)
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Location
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No.
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Description
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Illus.
|
Diagram
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|
2
|
156
|
A/C compressor relay,
|
|
|
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3
|
443
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Heated oxygen sensor relay,
|
|
|
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4
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229
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Engine control system main relay
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J216
J217
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