Doosan D20S-5 Operation & Maintenance Manual page 147

DIAGNOSTIC TROUBLE CODE (DTC) CHART – SORTED BY DTC # (4 of 4)
Description
DTC 2618: Tach output ground short
DTC 2619: Tach output short to power
DTC 8901: UEGO microprocessor internal fault
DTC 8902: UEGO heater supply high voltage
DTC 8903: UEGO heater supply low voltage
DTC 8904: UEGO cal resistor voltage high
DTC 8905: UEGO cal resistor voltage low
DTC 8906: UEGO return voltage shorted high
DTC 8907: UEGO return voltage shorted low
DTC 8908: UEGO pump voltage shorted high
DTC 8909: UEGO pump voltage shorted low
DTC 8910: UEGO sense cell voltage high
DTC 8911: UEGO sense cell voltage low
DTC 8912: UEGO pump voltage at high drive limit
DTC 8913: UEGO pump voltage at low drive limit
DTC 8914: UEGO sense cell slow to warm up
DTC 8915: UEGO pump cell slow to warm up
DTC 8916: UEGO sense cell impedance high
DTC 8917: UEGO pump cell impedance high
DTC 8918: UEGO pump cell impedance low
DTC Set 2
SPN-2 FMI-2
645 4
645 3
3221 31
3222 3
3222 4
3221 3
3221 4
3056 3
3056 4
3218 3
3218 4
3217 3
3217 4
3225 3
3225 4
3222 10
3225 10
3222 0
3225 0
3225 1
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Operation Section