Bendix Commercial Vehicle Systems Bendix BlindSpotter SD - Manual (Page 12)

12
3.4 ElECTRICal SUPPly TROUBlEShOOTING: POWER-UP SEqUENCE
Repair/replace the harness.
Reconnect all connectors.
Re-run the power-up test.
Repair/replace the harness.
Reconnect all connectors.
Re-run the power-up test.
NO,
the voltage is
out-of-range
NO,
the voltage is
out-of-range
The system must pass the electrical
pre-test before following these steps.
Clear the zone around the sensor of objects.
Ignition Power ON.
Test complete.
Test complete.
Do
both
LEDs illuminate
and remain ON?
Is
the
voltage between
10 and 14 volts?
YES
NO
NO
Observe the power-up
sequence. (See Table 1.)
Does
the power-up
sequence complete?*
YES
YES
YES
Power OFF. Disconnect harness at the
radar sensor (J2). Power ON.
Measure the voltage between Pins 1 and 2
of the harness connector J2.
Power OFF. Re-connect the harness at the radar sensor (J2).
Disconnect the harness at the Operator Display Unit (J1).
Measure the voltage between Pins 1 and 2 of the harness connector J1.
Power OFF.
Replace the Operator Display Unit.
Re-run the power-up test.
Both LEDs illuminate and remain ON.
Continue flowchart on next page at
.
Harness
Harness
Is
the
voltage in the range 10
to 14 volts?
* Do both the red and
yellow LEDs illuminate for
a half-second, followed
by the red LED remaining
on for a further 5 (five)
seconds, followed by the
yellow LED illuminating
and staying ON?