Kubota SVL75-3 Diagnostic Manual

Overview

This is the Kubota Diagnosis Manual for the SVL75-3 (document code RY910-31112, 2024 edition). It provides service and repair procedures for Kubota SVL75-3 compact track loader. Powered by the Kubota V3307, V2607 engine.

Manual Details and Coverage

Manufacturer: Kubota
Models: SVL75-3
Equipment type: Compact Track Loader
Manual type: Diagnosis Manual
Document code: RY910-31112
Publication year: 2024
Language: English
Page count: 588
Format: PDF

The manual is structured as follows. Page references correspond to the original PDF pagination.

1. SAFETY (1-1)

SAFETY FIRST (1-1)
- Working precautions (1-1)
- Preparing for emergencies (1-1)
- Working cautions (1-2)
- Starting machine safely (1-2)
- Preventing fires (1-3)
- Preventing acid burns (1-3)
- Avoiding high pressure fluid (1-3)
- Avoiding hot exhaust (1-4)
- Cleaning exhaust filter (1-4)

2. GENERAL (2-1)

GENERAL WORKING INSTRUCTIONS (2-1)
- General working precautions (2-1)
- Tightening bolts and nuts (2-1)
- Applying thread-locking fluid (2-1)
- Installing circlips (2-2)
- Installing spring pins (2-2)
- Handling split pin (2-2)
- Handling chain joint and split pin (2-2)
- Handling liquid gasket (2-3)
- Replacing O-rings (2-3)
- Replacing oil seals (2-3)
- Replacing floating seals (2-4)
- Connecting hydraulic hoses (2-4)
- Wrapping thread seal tape (2-4)
- Installing elbows with male seat (2-4)
- Connecting and disconnecting quick hose couplings (2-5)
- Handling the battery (2-5)
- Handling wire harness (2-6)
- Handling fuses (2-6)
- Handling connectors (2-7)
- Wiring color (2-8)
- Washing the machine with a high pressure washer (2-8)
- Dispose fluids correctly (2-9)
PRELIMINARY WORKING INSTRUCTIONS (2-11)
- Connecting the diagnosis tool (2-11)
TIGHTENING TORQUES (2-13)
- Bolts and nuts tightening torque (2-13)
- Stud bolts tightening torque (2-13)
- Hydraulic hose fitting tightening torque (2-14)
- Hydraulic hoses tightening torque (taper thread) (2-14)
- Locknuts of adapters with O-ring tightening torque (straight thread) (2-14)
- Adapters tightening torque (taper thread) (2-15)
- Hose clamps tightening torque (2-15)
GENERAL MACHINE INFORMATION (2-17)
- Machine identification (2-17)
- Engine model identification (2-17)
- E5AB engine (2-18)
- DPF muffler model identification (2-19)
- Injector code identification (2-20)
GENERAL ELECTRICAL INFORMATION (2-21)
- Electrical circuit general description (2-21)
- Electrical circuit diagram description (2-21)
- Electrical circuit diagram unit symbol (2-21)
- Electrical wiring color coding (2-22)
- Electrical wiring clamp (2-22)
- Bus description (2-23)
- Composite terminal description (2-23)
- Connector (2-23)
- Connector handling precaution (2-23)
- Connector diagram description (2-23)
SPECIAL TOOLS (2-25)
- Compression tester adapter (2-25)

3. ENGINE (3-1)

MECHANISM (3-1)
- Engine device layout (3-1)
- Engine specifications (3-6)
- Engine dimensions (3-7)
- Engine performance curves (3-8)
- Structure (3-9)
- Structure of intake and exhaust system (3-9)
- Structure of lubricating system (3-10)
- Structure of cooling system (3-10)
- Structure of EGR system (3-10)
- Structure of common rail system (CRS) engine (3-11)
- Structure of diesel particulate filter (DPF) system (3-12)
CONTROL (3-12)
- Control of common rail system (CRS) engine (3-12)
- Control of EGR system (3-12)
- Control of diesel particulate filter (DPF) system (3-13)
- Control of PCD system (3-15)
- Feature of NOx control diagnosis (NCD) system (3-16)
- Control of NCD system (3-17)
WIRING DIAGRAM (3-19)
- Engine harness diagram (3-19)
- Electrical circuit diagram (3-25)
ECU TERMINAL LAYOUT (3-27)
- Engine ECU terminal layout (3-27)
DIAGNOSIS TOOL (3-31)
- Active test and utility (3-31)
- List of data monitor signals (3-33)
DIAGNOSIS (3-39)
- Overview of diagnosis (3-39)
  - Diagnostic workflow (3-39)
  - Questionnaire (3-41)
  - Before-work check sheet (3-42)
- Diagnosis for malfunctions without DTC (3-45)
  - List of symptoms (3-45)
  - List of causes of starting failure (3-46)
  - Diagnosing starting failure (3-48)
  - List of causes for poor operating (3-51)
  - Diagnosing poor operating (3-52)
  - List of causes of poor output (3-56)
  - Diagnosing poor output (3-58)
  - List of causes of abnormal engine noise (3-63)
  - Diagnosing abnormal engine noise (3-64)
  - List of causes of emission deterioration (3-69)
  - Diagnosing emission deterioration (3-71)
  - List of causes for automatic regeneration fails to start (3-76)
  - Diagnosing malfunction of automatic regeneration fails to start (3-77)
  - List of causes for manual regeneration fails to start (3-78)
  - Diagnosing malfunction of manual regeneration fails to start (3-79)
  - List of causes of incomplete regeneration (3-80)
  - Diagnosing incomplete regeneration (3-81)
  - List of causes of too frequent regeneration (3-84)
  - Diagnosing too frequent regeneration (3-85)
- Diagnosis for errors with DTC (3-87)
  - DTC list (3-87)
  - P0016 (636-7) NE-G phase shift (3-94)
  - P0087 (633-7) Pressure limiter emergency open (3-96)
  - P0088 (157-0) High rail pressure (3-100)
  - P0089 (1347-7) SCV stuck (3-104)
  - P0093 (1239-1) Fuel leak (high-pressure fuel system) (3-108)
  - P0112 (172-4) Intake air temperature sensor: low (3-113)
  - P0113 (172-3) Intake air temperature error: high (3-117)
  - P0117 (110-4) Coolant temperature sensor: low (3-121)
  - P0118 (110-3) Coolant temperature sensor: high (3-126)
  - P0182 (174-4) Fuel temperature sensor: low (3-131)
  - P0183 (174-3) Fuel temperature sensor: high (3-135)
  - P0192 (157-4) Rail pressure sensor: low (3-139)
  - P0237 (102-4) Boost pressure sensor: low (3-174)
  - P0238 (102-3) Boost pressure sensor: high (3-179)
  - P0543 (3242-4) Exhaust gas temperature sensor 1: low (3-214)
  - P0544 (3242-3) Exhaust gas temperature sensor 1: high (3-219)
  - P0546 (4765-4) Exhaust gas temperature sensor 0: low (3-223)
  - P0547 (4765-3) Exhaust gas temperature sensor 0: high (3-227)
  - P242C (3246-4) Exhaust gas temperature sensor 2: low (3-367)
  - P242D (3246-3) Exhaust gas temperature sensor 2: high (3-372)
  - P3011 (132-15) Boost pressure: low (3-418)
  - U0077 (523604-2) CAN1 bus off (3-468)
CHECKING BY SYSTEM (3-490)
- Using diagnosis tool for checking (3-490)
  - Stop injection of injector (3-490)
  - Exhaust gas recirculation (EGR) valve ON/OFF function (3-492)
  - Intake throttle valve ON/OFF function (3-494)
  - NCD check function (3-496)
  - Supply pump learning (3-497)
  - Injector compensation (3-499)
  - Data check/rewrite (3-500)
  - DPF soot load reset (3-502)
  - Supply pump learning end time reset (3-503)
  - DPF regeneration interval time reset (3-504)
  - HMI for NCD (3-505)
  - HMI for PCD (3-506)
  - NCD counter reset function (3-507)
  - DPF manual regeneration request function (3-508)
- Checking the fuel system (3-510)
  - Diagnosing fuel system (3-510)
  - Checking fuel tank (3-511)
  - Checking water separator (3-511)
  - Checking electromagnetic fuel feed pump (3-511)
  - Checking fuel filter (3-511)
  - Checking fuel lines (3-512)
- Checking the intake air system (3-512)
  - Checking air cleaner (3-512)
  - Checking intake air path (3-512)
  - Checking DPF (3-513)
- Checking the electrical system (3-513)
  - Basics of checking electrical/electronic circuit systems (3-513)
  - Power supply and ground-related (3-517)
- Checking the coolant system (3-521)
  - Procedure for diagnosing overheating (3-521)
  - Diagnosing improper rise in coolant temperature (3-521)

Representative DTC entries include:

P0016 — NE-G phase shift (3-94)
P0087 — Pressure limiter emergency open (3-96)
P0088 — High rail pressure (3-100)
P0089 — SCV stuck (3-104)
P0093 — Fuel leak (high-pressure fuel system) (3-108)
P0112 — Intake air temperature sensor: low (3-113)
P0113 — Intake air temperature error: high (3-117)
P0117 — Coolant temperature sensor: low (3-121)
P0118 — Coolant temperature sensor: high (3-126)
P0182 — Fuel temperature sensor: low (3-131)
P0183 — Fuel temperature sensor: high (3-135)
P0192 — Rail pressure sensor: low (3-139)
P0237 — Boost pressure sensor: low (3-174)
P0238 — Boost pressure sensor: high (3-179)
P0543 — Exhaust gas temperature sensor 1: low (3-214)
P0544 — Exhaust gas temperature sensor 1: high (3-219)
P0546 — Exhaust gas temperature sensor 0: low (3-223)
P0547 — Exhaust gas temperature sensor 0: high (3-227)
P242C — Exhaust gas temperature sensor 2: low (3-367)
P242D — Exhaust gas temperature sensor 2: high (3-372)
P3011 — Boost pressure: low (3-418)
U0077 — CAN1 bus off (3-468)

4. CHECKING BY SYSTEM (3-490)

Listed in OEM TOC after Chapter 3. Appears to be a continuation of Chapter 3's CHECKING BY SYSTEM section.

9. ABBREVIATIONS (19-1)

Standalone chapter not listed in main TOC. Appears on page 19 (labeled xv).

Delivery (Instant Download)

This manual is supplied as a digital PDF file and is available for instant download after purchase. No physical media is shipped.

References

Kubota Diagnosis Manual for Compact Track Loader, document code RY910-31112, PDF edition.

Kubota SVL75-3 Diagnostic Manual — RY910-31112