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Jumper harness testing procedures, Step details – Cub Cadet Fun Runner User Manual

Page 73

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5-5

JUMPER HARNESS TESTING PROCEDURES

Step

Details

Jumper harness has resistors in the wiring and must be tested separately from the switch when
switch malfunction is suspected. Problem might be in harness and not switch.
An ohmmeter is required.

Make vehicle safe.

Switch off and key removed.

Parking brake set.

Remove harness section.

Unplug from back of switch.

Disconnect from main harness.

Measure resistances between pins as
shown in Figure 5-3.

If measurements are significantly different
than those shown, the problem is probably in
the jumper harness.

If all measurements are good, check switch.

Measure from pin 4 to pin:
A – open circuit.
B – open circuit
C – 2 k ohms
D – 0 ohms
E – 4 k ohms
F – 1 k ohms

Measure from pin 3 to pin:
A – open circuit
B – 0 ohms
C – open circuit
D – open circuit
E – open circuit
F – open circuit

Measure from pin 2 to pin:
A – 0 ohms
B – open circuit
C – open circuit
D – open circuit
E – open circuit
F – open circuit

Measure from pin 1 to pin:
A – open circuit
B – open circuit
C – 2 k ohms
D – 4 k ohms
E – 0 ohms
F – 3 k ohms