Doosan P260/HP220WYM, Operation & Maintenance Manual

Page: 61 / 66

Troubleshooting Operating & Maintenance Manual
Book: 46553446 (3-15-2010) Rev A 59
Table 11: Low Fuel Shutdown (Option) SECU CODE 8
Table 12: High Air Filter Pressure Drop Alert (Option) SECU CODE 9
Table 13: Engine Model Not Recognized Alert SECU CODE A (Electronic
(Electronic Engine Models Only)
Table 14: Engine ECM Communication Failure Shutdown SECU CODE C
Electronic (Electronic Engine Models Only)
Table 15: Machine Glow Plugs or Inlet Heater Not Functioning
Cause Corrective Action
Out of fuel Add clean diesel fuel.
Jumper disconnected (standard
machine) Reinstall jumper. Refer to wiring decal.
Low fuel shutdown/gauge sensor
malfunction Check harness connections. Replace sensor.
SECU controller malfunction Check harness connections. Replace SECU controller.
Cause Corrective Action
Clogged engine air filter Replace filter(s)
Clogged airend air filter Replace filter(s)
Dirty operating conditions Relocate machine to cleaner environment.
High air filter pressure drop switch
malfunction Check harness connections. Replace switch.
SECU controller malfunction Check harness connections. Replace SECU
controller.
Cause Corrective Action
Engine speed incorrect Replace engine ECM.
Cause Corrective Action
Blown engine ECM fuse Replace fuse.
Electrical CAN BUSS wiring malfunction Check CAN Buss harness connections.
Engine ECM malfunction Check harness connections. Replace engine ECM.
SECU controller malfunction Check harness connections. Replace SECU
controller.
Cause Corrective Action
Ignition switch malfunction (SECU not
showing code H in pre-heat position) Check harness connections. Replace switch.
Engine glow plug/inlet heater relay
malfunction Check harness connections. Replace relay.
Engine glow plugs/inlet heater malfunction Check harness connections. Replace glow plugs or
inlet heater.
SECU controller malfunction Check harness connections. Replace SECu
controller.