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Ask go-west.. Your Own Question
go-west.., Technician
Category: Medium and Heavy Trucks
Satisfied Customers: 1133
Experience:  Technican with 20 years experience focused on engines and electrical.
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There I have a 2005 freightliner motorhome with ISB 300, low

Customer Question

hell there I have a 2005 freightliner motorhome with ISB 300, low on power error codes as shown on info display
Fault 1 of 1
Engine Coolant TEMP
SPN 110 CM 0
Data Valid But Above
Normal RNG
Fault 1 of 1
Var GeoTurbo
SPN 641 CM 0
Current Open OR
Below Normal RNG
FMI 5 OC 127
can you tell me what this means, I removed turbo checked actuator motor, actuator sensor with oscilloscope, turbo speed sensor has square wave pulse at low speed turning by hand but if i spin it fast, square wave goes to gnd is this normal. thanks John
Submitted: 27 days ago.
Category: Medium and Heavy Trucks
Expert:  go-west.. replied 27 days ago.
Good evening
May I have the engine serial number please
Expert:  go-west.. replied 26 days ago.
Good afternoon
Were you able to get the info?
Expert:  go-west.. replied 24 days ago.
Good morning
I'm here if you need help.

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