Textron Motors 408014, Diagnostic Manual

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32 DHB MPE850 MAR Rev B | 408014 | 408090 | 408101 | 408246 |
5 Troubleshooting with trouble codes
5.2 Description of trouble codes
Trouble code
Displayed fault
Trouble code description
Possible consequences
Affected part/system
►
Possible consequences/remedy
P063D Auto Configuration Throttle Input - Lower
position is not reached
Throttle body
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)
P063E Auto Configuration Throttle Input - Error lower
return spring check
Throttle body
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)
P063F Auto Configuration Throttle Input - Upper
position is not reached
Throttle body
► Check wiring in the wire harness to the
affected part. (See chapter 7 Wiring
diagram.)
► Replace the affected part. (See the repair
manual.)
P0641 Sensor Reference Voltage "A" Circuit/Open
Open circuit at 5 V power supply from engine
control unit. Affected connections 32-pol C4,
E4, B4.
The power supply is outside from 5 V +/-1 V.
5 V power supply from engine control unit
► Check the connected parts and wiring.
(See the vehicle manufacturer‘s
documentation.)
► Replace the engine control unit. (See the
repair manual.)
P0642 Sensor Reference Voltage "A" Circuit Low
Short circuit to ground at 5 V power supply
from engine control unit. Affected connections
32-pol C4, E4, B4.
The power supply is outside from 5 V +/-1 V.
5 V power supply from engine control unit
► Check the connected parts and wiring.
(See the vehicle manufacturer‘s
documentation.)
► Replace the engine control unit. (See the
repair manual.)