Capacity TJ5000 DOT - Page 69

Trailer Jockey Operators Handbook
61
641
{5}
Variable Geometry
Turbocharger Actuator Circuit
- Current Below Normal or
Open Circuit.
Possible low power. Power
will be removed from the
turbocharger actuator motor.
641
{4}
Variable Geometry
Turbocharger Actuator Driver
Circuit - Voltage Below
Normal, or Shorted to Low
Source.
Possible low power. Power
will be removed from the
turbocharger actuator motor.
641
{3}
Variable Geometry
Turbocharger Actuator Driver
Circuit - Voltage Above
Normal, or Shorted to High
Source.
Possible low power. Power
will be removed from the
turbocharger actuator motor.
641
{6}
Variable Geometry
Turbocharger Actuator -
Current Above Normal.
Excessive current detected at
the turbocharger actuator
motor.
Possible low power. Power
will be removed from the
turbocharger actuator motor.
641
{7}
Variable Geometry
Turbocharger Actuator -
Mechanical system not
Responding Properly or Out of
Adjustment. Turbocharger
Actuator not responding or
slow to respond.
Possible low power. Power
will be removed from the
turbocharger actuator motor.
641
{2}
Variable Geometry
Turbocharger Number 1
Actuator Position Sensor - Out
of Calibration. Turbocharger
actuator failed automatic
calibration.
Variable geometry
turbocharger possible low
power. Variable geometry
turbocharger actuator will
remain either open or closed.
1209
{2}
Exhaust Gas Pressure Sensor
Circuit - Data Erratic,
Intermittent or Incorrect.
Exhaust Pressure Sensor
Circuit data invalid.
Engine power derate. EGR
valve will be closed.
729
{3}
Intake Air Heater Number 1
Circuit - Shorted High. High
voltage detected at the Intake
Air Heater Signal Circuit.
The intake air heaters may be
ON or OFF all of the time.
Table 4-2 CM850 System Fault Codes (Cont.)
Fault
Code Reason Effect