Error Messages and Codes 3-69
Density Sensor Failure
Code 13: Density Sensor Failure.
Code 14: Density Limit Over Output.
Code15: Density Limit.
Code 16: This is a generic density sensor error that is generated when a code 13, 14
or 15 is not specifically triggered.
Troubleshooting Reference Table
Applicable Parts Wiring and Plug/Jack Map References
CTD (ADC) Sensor Assembly , PL 5.1.11 “Xerographics 1” on page 10-23
Troubleshooting Procedure Table
Steps Actions and Questions Yes No
1
Clean the CTD (ADC) Sensor to remove
any toner build up.
Does this fix the problem?
Complete Go to Step 2.
2
Use service diagnostics to test the CTD
(ADC) Sensor.
Does the sensor function correctly?
Go to Step 4. Go to Step 3.
3
Replace the CTD (ADC) Sensor, see
page 8-42.
Does the error recur after the CTD (ADC)
Sensor has been replaced?
Go to Step 4. Complete
4
Check the CTD (ADC) Harness for
continuity:
See “Xerographics 1” on page 10-23.
Go to Step 5. Replace the
CTD (ADC)
Harness
Assembly
PL 5.1.10.
5
Check the Harness Assembly Front 1A for
continuity.
See “Xerographics 1” on page 10-23.
Replace the
Engine Control
Board,
page 8-107.
Replace the
Harness
Assembly Front
1A PL 13.1.7.
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