Engine Protection

Malfunctions in the fuel system and engine are indicated by the red STOP light, yellow CAUTION light and blue INFO light coming on. In addition, a message appears on the CommandCenter.

To protect the engine and prevent damage, there is an engine protection program that functions as follows when a serious malfunction occurs:

Malfunction

Light

Diagnostic trouble code

Effect

Incorrect signal from the crankshaft speed sensor

blue

yellow

yellow

000637.10

000637.02

000637.08

Engine power is reduced by 50%

Coolant too hot

yellow

red

000110.16

000110.00

Engine power is reduced by 20%

Engine power is reduced by 60%

Engine control unit too hot

red

001136.00

Engine speed is reduced to 1200 rpm

Exhaust Gas Recirculation (EGR) exhaust temperature too high

blue

yellow

red

000412.15

000412.16

000412.00

Engine power is reduced by 5 to 50%

Exhaust gas recirculation valve in wrong position

blue

yellow

yellow

002791.02

002791.13

002659.17

Engine power is reduced by 20%

Intake air temperature (VGT) too high

yellow

red

001180.16

001180.00

Engine power is reduced by 5 to 50%

Fuel temperature too high

red

000174.00

Engine power is reduced by 20%

Fresh air temperature of Exhaust Gas Recirculation (EGR) too high

yellow

red

002630.16

002630.00

Engine power is reduced by 20%

Engine power is reduced by 60%

Mixed air temperature of Exhaust Gas Recirculation (EGR) too high

yellow

red

000105.16

000105.00

Engine power is reduced by 20%

Engine power is reduced by 60%

Engine oil pressure too low

yellow

red

000100.18

000100.01

Engine power is reduced by 20%

Engine power is reduced by 60%

Incorrect signal from sensor for fuel rail pressure

red

red

000157.03

000157.04

Engine power is reduced by 50%

Problem with transmission on the CAN BUS

yellow

yellow

yellow

000237.02

000237.13

000237.31

Engine power is reduced in increments of 10% to an engine speed of 1200 rpm

Turbocharger speed too high

yellow

000103.00

Engine power is reduced by 50%

Turbocharger compressor outlet temperature too high

yellow

002790.16

Engine power is reduced by 50%

Turbocharger actuator error

yellow

002795.07

Engine power is reduced by 50%

Water detected in fuel

yellow

000097.16

Engine power is reduced by 50%

OU12401,0001AF5-19-20081122