High Frequency Of Regeneration (Dtc P3024 / 523602-0) - Kubota V3800-CR-TE4 Diagnosis Manual

V3800-CR-TE4,V3800-CR-TIE4, DM

(56) High Frequency of Regeneration (DTC P3024 / 523602-0)

Behaviour during malfunction:
• Worsening exhaust gas performance (NOx)
Detection item:
• Time interval from the end time to the start time of the regeneration
DTC set preconditions:
• Battery voltage is normal
• Key switch is ON
DTC set parameter:
• Regeneration time interval within 30 min. occurs three times continuously
Engine warning light:
• ON
System action:
• Output limitation: Approximately 50 % of normal condition
• EGR stop
Recovery from error:
• Key switch turn OFF
1. Check the Air Intake System
1. Check in accordance with "6.[1] AIR INTAKE SYSTEM
INSPECTION PROCEDURE". (Refer to page 1-S285)
NOTE
• Check the installation of the differential pressure sensor
pipes.
• Check the engine oil maintenance history
(Oil consumption).
OK Go to "2. Check the Differential Pressure Sensor (Refer to items P2454
and P2455)".
NG Repair in accordance with "6.[1] AIR INTAKE SYSTEM INSPECTION
PROCEDURE". (Refer to page 1-S285)
(1) Hose Clamp
(2) Hose
(3) Turbocharger
2. Check the Differential Pressure Sensor (Refer to items P2454
and P2455)
1. Check the differential pressure sensor.
OK Go to "3. Check the Function of DPF".
NG Repair or replace the differential pressure sensor or its related parts.
(Follow the diagnostic procedure of items P2454 and P2455).
(1) Terminal DPS-VCC
(2) Terminal DPS-GND
(3) Terminal DPS
1-S276
COMMON RAIL SYSTEM
9Y1200192CRS0830US0
[A] M60 Series
[B] M-GX Series
9Y1200192CRS0934US0
(a) Differential Pressure Sensor
Connector
9Y1200192CRS0859US0
KiSC issued 05, 2012 A