Doosan D20S-5 Operation & Maintenance Manual page 126

Operation Section
Table 2. Diagnostic Fault Codes (Flash Codes) cont'd.
DFC PROBABLE FAULT
TransOilTemp
933 Excessive transmission oil
temperature
ServiceFault1
991 Service Interval 1 has been
reached
ServiceFault2
992 Service Interval 2 has been
reached
ServiceFault3
993 Service Interval 3 has been
reached
ServiceFault4
Service Interval 4 has been
994
reached-replace HEGO
sensors
ServiceFault5
995 Service Interval 5 has been
reached-replace timing belt
(*) Fault actions shown are default values specified by the OEM.
FAULT ACTION *
(1) TurnOnMil
(2) DelayedEngine
Shutdown
None
None
None
TurnOnMil
(Certified Units Only)
TurnOnMil
-124-
CORRECTIVE ACTION FIRST CHECK
Refer to drivetrain manufacturer's
transmission service procedures.
Perform service procedure related to
Service Interval 1
(determined by OEM)
Perform service procedure related to
Service Interval 2
(determined by OEM)
Perform service procedure related to
Service Interval 3
(determined by OEM)
Replace Pre-catalyst HEGO sensor
Replace Post-catalyst HEGO sensor
Replace engine timing belt