Caterpillar TB45 Gasoline Engine Service Manual
242 pages · Publication 99789-66110
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- Models
- TB45
- Manual type
- Service Manual
- Pages
- 242
- Publication
- 99789-66110
- Condition
- Brand new

What's inside
From the manual's own table of contents: 147 topics. See sample pages (PDF, 305 KB)
- Safe Operation
- Correct Operation
- Installation
- HOW TO USE THIS MANUAL
- Description
- Definition of Terms
- Definition of Units
- Component Parts Location
- TROUBLE DIAGNOSIS
- ECM Trouble Diagnosis
- ECM Abbreviations List
- ECM GENERAL SERVICE INFORMATION
- Connector Terminal Inspection
- Inspection for Electrical System
- Control Unit and Electronic Component
- PRECAUTIONS
- Precautions in Draining Engine Coolant
- Disassembling
- Replacement
- Precautions for Assembly and Installation
- Caution for Use of Power Tools
- Precautions for Liquid Gasket Application
- Parts Requiring Angle Tightening
- PREPARATION
Show all 147 topics
- Special Service Tools
- Service Parts
- SERVICE DATA
- Periodical Inspection
- Standard, Repair Limit
- Tightening Torque
- VALVE CLEARANCE
- Inspection
- Adjustment
- ENGINE DRIVE BELT
- Belt Tension Adjustment
- ENGINE OIL
- Engine Oil Inspection
- Engine Oil Replacement
- Oil Filter Replacement
- COMPRESSION PRESSURE
- SPARK PLUG
- Removal and Installation
- Inspection After Removal
- INTAKE MANIFOLD
- Removal and Installation of Intake Manifold
- Removal and Installation of Air Horn Bolt
- EXHAUST MANIFOLD
- OIL PAN AND OIL STRAINER
- ROCKER COVER
- ASSEMBLY
- Disassembly and Assembly
- CYLINDER HEAD
- Cylinder Head Assembly
- TIMING CHAIN
- Removal
- ENGINE
- CYLINDER BLOCK
- Disassembly
- Selective-Fit Service Parts
- Inspection After Disassembly
- OIL PUMP
- CHANGING ENGINE COOLANT
- Draining Engine Coolant
- Refilling Engine Coolant
- WATER PUMP
- Water Pump Inspection
- THERMOSTAT
- ENGINE CONTROL SYSTEM
- System Diagram
- Sensors and Actuators Control Items
- BASIC INSPECTION
- Air-Fuel Ratio
- Idle Air Volume Learning
- Fuel Pressure Inspection
- How to Proceed with Trouble Diagnosis
- Diagnosis Chart by Symptom
- Circuit Diagram
- ECM Terminal Layout
- ECM Input/Output Signal Specifications
- Self-diagnosis Function (without SST)
- SST Reference Value in Data Monitor
- Fail-Safe Function
- POWER SUPPLY AND GROUND SYSTEM
- Component Parts Inspection
- SIGNAL CIRCUIT
- MASS AIR FLOW SENSOR SYSTEM
- SST Data Monitor Display
- SYSTEM
- HEATED OXYGEN SENSOR SYSTEM
- VEHICLE SPEED SENSOR SYSTEM
- THROTTLE POSITION SENSOR SYSTEM
- PNP SWITCH SYSTEM
- STOP LAMP SWITCH SYSTEM
- Gasoline Specification
- LPG Specification
- Specification for Combined Gasoline and LPG
- INJECTOR (GASOLINE AND COMBINED USE)
- Removal and Installation of Fuel Hose
- Fuel Injector
- Check for Fuel Leakage After Installation
- FUEL INJECTION TIMING
- Simultaneous injection system
- Injection system
- Digital signal input
- WIDTH CODES
- Tp (Basic injection pulse width)
- Ts (Voltage correction pulse width)
- Te (Effective injection pulse width)
- Ti (Final injection pulse width)
- SYSTEM COMPONENTS
- ACTUATOR
- System and operation
- FUEL INJECTION CONTROL
- Gasoline system and operation
- LPG system and operation
- Basic control
- Air-fuel ratio feedback control
- Air-fuel ratio correction learning function
- Fuel cut
- IGNITION TIMING CONTROL
- IDLE SPEED CONTROL
- (GASOLINE SPECIFICATION)
- LPG shutoff valve control
- O2 SENSOR HEATER CONTROL
- Operation
- Trouble warning item
- Fail-safe item
- Throttle sensor
- Accelerator sensor
- Electronic throttle control actuator
- Air flowmeter
- Coolant temperature sensor
- O2 sensor
- Vehicle speed sensor
- Relay
- LPG SYSTEM COMPONENTS
- LPG injectors and holder assembly
- Vaporizer
- LPG shutoff valve
- LPG shutoff valve relay
- LPG injector drive unit
- STARTING SYSTEM
- Starter Motor
- CHARGING SYSTEM
- Components of Alternator
- Alternator
- ASSEMBLY OF HIGH-TENSION CABLE
Inside this manual
Real pages from this service manual (242 pages). Open the sample pages (PDF, 304 KB)
- Diagram, page 15: TROUBLE DIAGNOSIS
- Specifications, page 57: CYLINDER HEAD
- Troubleshooting, page 123: TROUBLE DIAGNOSIS
This is a service manual
Here's how it compares to the other manual types.
Service manual
Factory repair procedures and technical information such as specifications, troubleshooting, and wiring and hydraulic diagrams, for the models and systems the manual covers. See What's inside for its topics.
Operator's manual
Safe operation, controls, maintenance schedules, lubrication points, inspections, and basic checks. Repair procedures are in the service manual.
Parts manual
Illustrated diagrams with factory part numbers for identifying components and ordering parts. Repair procedures are in the service manual.
Engine service manuals are sometimes sold separately, since certain machine models were offered with more than one engine option.
What it's used for
Factory manual for in-house farm and construction shop use. Straightforward, complete, and easy to follow. It contains the OEM information dealership service departments and parts counters use to diagnose problems, identify components, and perform maintenance or repairs correctly.
Service shops and owner/operators who repair their own equipment
Identifying correct parts and seeing how assemblies come apart and go back together
Keeping equipment running with less downtime
Factory manual, 242 pages
Quantity one is the manual described above.
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Other editions and similar models
Questions about model, serial number, engine coverage or contents? Contact us before purchasing and we'll help confirm it's the right manual. Please verify the manual type, machine model, serial number range and engine coverage before purchasing: manuals ordered in error carry a 20% restocking fee (return policy).