Silvercrest SKAS 1000 A16 Especificaciones Pagina 71

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Section 3
Maintenance
62
Electrical Requirements Flowchart
4004157a
Unplug the 21-pin OEM
interface connector, J7.
Disconnect the batteries.
Check the resistance
between pin D of the OEM
interface connector, J7, and
the battery ground connector.
Re-connect the batteries
but leave the 21-pin OEM
interface connector, J7,
unplugged.
Turn the key on but do not
start the engine.
Check the DC voltage
between pin A of the OEM
interface connector, J7,
and battery ground.
Check the DC voltage
between pin B of the OEM
interface connector, J7,
and battery ground.
Check the DC voltage
between pin G of the OEM
interface connector, J7,
and battery ground.
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
Is the resistance
0.0 to 0.5 Ohms?
Is the resistance
0.0 to 0.5 Ohms?
No
No
Yes
Check the resistance
between pin E of the OEM
interface connector, J7, and
the battery ground connector.
Check the resistance
between pin G of the OEM
interface connector, J7, and
the battery power
connector.
Check the resistance
between pin B of the OEM
interface connector, J7, and
the battery power
connector.
Check the DC voltage
between pin A of the OEM
interface connector, J7,
and battery ground.
Turn off the key.
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
Is the voltage
9.0 to 16.0
VDC?
No
Yes
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
Is the voltage
9.0 to 16.0
VDC?
No
Yes
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
Is the voltage
9.0 to 16.0
VDC?
No
Yes
This flowchart continues
on the next page.
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
Is the voltage
0.0 to 0.5
VDC?
No
Yes
Yes
Is the resistance
0.0 to 0.5 Ohms?
No
Yes
The issue lies
within the OEM
power supply
circuit. Repair as
necessary.
Is the resistance
0.0 to 0.5 Ohms?
No
Yes
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