No Communication With Egr (Ncd) (Dtc U0076 / 523578-2) - Kubota 07-CR-E5 Manual

07-CR-E5,07-CR-TE5,07-CR-TIE5, DM

(71) No Communication with EGR (NCD) (DTC U0076 / 523578-2)

Behaviour during malfunction:
• Insufficient output
• Worsening exhaust gas performance
Detection item:
• No communication with EGR
DTC set preconditions:
• Battery voltage is normal
• Starter Switch signal (Engine ECU: V12 terminal) is not activated
DTC set parameter:
• Interruption of CAN
Engine warning light:
• ON (Blinking)
Limp home action by engine ECU (system action):
• Output limitation: Approximately 75 % of normal condition
• EGR stop
• Refer to the sheet of "Pattern of NCD Inducement" (Refer to page "3. ACTIVE TEST AND UTILITY" on page
1-S17)"
Recovery from error:
• Diagnostic counter = zero
(1) Terminal CAN-H
(2) Terminal CAN-L
(3) Terminal Ground
(4) Terminal Power (+12 V)
1-S314
(a) Pin Assignment
(b) EGR Valve Assembly
(c) Engine ECU
COMMON RAIL SYSTEM
9Y3200007CRS0497US0
(d) Engine ECU Connector 2
(Machine Side)
A: To Diagnosis Tool
9Y3200007CRS0297US0
KiSC issued 03, 2022 A