Error Messages and Codes 3-35
Imaging Unit Motor Failure, Code 60
Troubleshooting References
Applicable Parts Wiring and Plug/Jack Map References
■ Imaging Unit Drive Motor
■ Engine Control Board
Troubleshooting Procedure
Step Actions and Questions Yes No
1
1. Enter service diagnostics and run the
Imaging Unit Motor test.
2. Does the motor operate correctly?
Go to step 7. Go to step 2.
2
1. Is the voltage at J210-5 +5 VDC? Go to step 3. Replace the
engine control
board.
3
1. Is the voltage at J210-7 +24 VDC? Go to step 4. Use the +24 VDC
wirenets to
troubleshoot and
resolve the
missing voltage.
4
1. Enter service diagnostics.
2. While running the Imaging Unit Motor
test, check the voltage at J210-1 and
J210-2.
3. Is the voltage 0 VDC while the test is
running?
Go to step 5. Replace the
engine control
board.
5
Is the frequency between J210-4 and
ground between 1 KHz and 1.3 KHz?
Replace the
imaging unit drive
motor.
Go to step 6.
6
1. Check for a short to ground at J210-4.
2. Is the wire grounded?
Repair or replace
the wiring
harness.
Replace the
engine control
board.
7
1. Enter service diagnostics.
2. While running the Imaging Unit Motor
test, check the voltage at J210-9.
3. Is the voltage +5 VDC while the test is
running?
Replace the
imaging unit drive
motor.
Replace the
engine control
board.
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