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DTC Code definition Cause Reaction Action
3.3 Coolant temperature System receiving non-valid values from System registers nominal engine temp. Check wiring and sender connections.
(ECT) sender ECT sender as 5°C (41°F). Can result in increased Check sender. Erase DTC
smoke in exhaust when starting.
NOTE! The alarm for high coolant
temperature is not working!
3.5 “Neutral” button Button has been closed > 2 minutes Check wiring and connections on button
(EDC control panel) Check button. Check wiring and connections
to control position. Erase DTC
4.3 Temperature alarm Open or short-circuit on temperature Check wiring and connections up to control
alarm position. Check alarm control module in
instrument panel. Erase DTC
4.4 Series communications Open or short-circuit on wiring for Check wiring and connections up to control
series communication position. Erase DTC
4.6 Starter motor relay Open or short-circuit on wiring/ Check wiring and connections to starter relay in
starter relay terminal box. Check the starter relay. Pos. 5 on
overview illustration, page 62. Erase DTC
5.1 Main relay Open or short-circuit on wiring/ Check wiring and connections to main relay
main relay terminal box. Check main relay. Pos. 6 on
overview illustration, page 62. Erase DTC
5.2 “Neutral” indication Open or short-circuit on wiring Check bulb in “Neutral” button. Check wiring
to Neutral indication. Bulb defective and connections to control position.
Erase DTC
5.4/ Shift – Forward/Reverse Open or short-circuit in wiring or Check wiring to reverse gear and actuator on
5.5 in actuator (solenoids) on reverse gear reverse gear. Erase DTC
5.6 Charge air pressure System receiving too high or too low At too high pressure the system will Check air cleaner (ACL). Check pressure line from
value on charge air pressure reduce injected amount of fuel until inlet manifold to control module. Erase DTC.
the pressure normalizes (turbo Contact authorized workshop for checking of
protection) wastegate valve.
6.1 Fuel temperature The fuel temp. is too high (> 55°C/ Amount compensation stops – engine- Reduce fuel temp. Erase DTC
131°F) output reduced Check installation
6.2 Charge air temperature Charge air temperature too high At excessive temp. the system will Check CAC and temperature in engine compart-
(> 80°C/176°F) reduce injected amount of fuel until ment. Erase DTC. Check installation if the
the temperature normalizes (engine temperature in the engine compartment is too
protection) high
6.4 Fault in MS-unit Incorrect value from potentiometers, Check potentiometers, connections and wiring
(MS = “Multi Station”) control not calibrated, fault on communi- on Flying Bridge. Calibrate control if necessary.
cation Erase DTC
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