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Komatsu 114E-3 Series User Manual

Komatsu 114E-3 Series
342 pages
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SEN00169-05
ENGINE
114E-3 SERIES

Table of Contents

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Komatsu 114E-3 Series Specifications

General IconGeneral
Engine Type4-cycle, water-cooled, direct injection
AspirationTurbocharged and aftercooled
Number of Cylinders6
Fuel SystemDirect injection
Gross Horsepower220 HP
Rated RPM2200 RPM
Engine Model114E-3 Series

Summary

00 Index and Foreword

Index

Provides an alphabetical listing of topics covered in the manual.

Composition of Shop Manual

Explains the structure and organization of the shop manual and its components.

Foreword and General Information

Covers important safety notices, how to read the manual, and general information.

01 Specification

Specification and Technical Data

Contains detailed technical specifications and data for the engine.

General

Lists the applicable machines for which this engine is used.

Specifications

Details engine name, dimensions, performance, and key component specifications.

General View

Provides visual representations of the engine from different sides.

Dimensions Table

Lists the dimensions (A, B, C) of the engine for various machine models.

Engine Performance Curves

Displays graphical data for engine torque and horsepower versus engine speed.

10 Structure, Function and Maintenance Standard

Intake, Exhaust System

Describes the engine's intake and exhaust systems, including components like turbochargers.

Turbocharger

Explains the general information, function, and types of turbochargers used.

Lubricating Oil System

Details the engine's lubricating oil system, including flow and lubrication points.

Cooling System

Outlines the engine's cooling system, general information, and components.

Fuel System (Common Rail)

Covers the common rail fuel system, including components and operation.

Maintenance Standard

Provides standard values and criteria for checking and maintaining engine components.

20 Standard Value Table

Standard Service Value Table

Presents standard and permissible values for engine tests and adjustments.

Standard Value Table for Testing, Adjusting, and Troubleshooting

Detailed table of standard values for various engine performance and system checks.

Run-in Standard and Performance Test Criteria

Provides guidelines for engine run-in procedures and performance test criteria.

30 Testing and Adjusting

Testing and Adjusting

Introduces the section on testing and adjusting engine components and systems.

Testing and Adjusting Tools List

Lists the necessary tools for performing various tests and adjustments.

Testing Air Boost Pressure

Details the procedure for testing the engine's air boost pressure.

Adjusting Valve Clearance

Provides step-by-step instructions for adjusting the engine's valve clearance.

Testing Compression Pressure

Explains the procedure for testing the engine's compression pressure.

Testing Blow-by Pressure

Outlines the method for testing the engine's blow-by pressure.

Testing Oil Pressure

Details the procedure for testing the engine's oil pressure.

Handling Fuel System Parts

Offers precautions for handling fuel system components during testing and maintenance.

Releasing Residual Pressure in Fuel System

Explains the procedure for safely releasing residual pressure in the fuel system.

Testing Fuel Pressure

Describes methods for testing fuel pressure in various circuits of the fuel system.

Reduced Cylinder Mode Operation

Explains how to operate the engine with reduced cylinder function to diagnose issues.

No-Injection Cranking

Details the procedure for engine cranking without injection for lubrication.

Testing Leakage from Pressure Limiter and Return Rate from Injector

Outlines procedures for testing fuel system leaks and injector return rates.

Bleeding Air from Fuel Circuit

Provides instructions for bleeding air from the fuel circuit using the electric priming pump.

Testing Fuel System for Leakage

Details the procedure for testing the fuel system for any leaks.

Handling Controller High-Voltage Circuit

Offers precautions for safely handling the engine controller's high-voltage circuit.

Replacing Alternator Belt

Guides on how to replace the engine's alternator belt.

40 Troubleshooting

General Information on Troubleshooting

Provides general principles, procedures, and precautions for effective troubleshooting.

Error and Failure Code Table

A comprehensive list of error codes, failure phenomena, and reference documents.

Information in Troubleshooting Table

Explains how to interpret the troubleshooting tables and related circuit diagrams.

Troubleshooting of Electrical System (E-mode), Part 1

Details troubleshooting steps for electrical system errors related to E-mode.

E-1 Code [111/CA111] Engine Controller Internal Failure

Describes troubleshooting for engine controller internal failure.

E-2 Code [115/CA115] Eng. Ne and Bkup Speed Sensor Error

Outlines troubleshooting for Ne and Bkup speed sensor errors.

E-3 Code [122/CA122] Charge Air Press Sensor High Error

Details troubleshooting for high charge air pressure sensor errors.

E-4 Code [123/CA123] Charge Air Press Sensor Low Error

Provides troubleshooting for low charge air pressure sensor errors.

E-5 Code [131/CA131] Throttle Sensor High Error

Outlines troubleshooting for high throttle sensor errors.

E-6 Code [132/CA132] Throttle Sensor Low Error

Details troubleshooting for low throttle sensor errors.

E-7 Code [144/CA144] Coolant Temp. Sensor High Error

Describes troubleshooting for high coolant temperature sensor errors.

E-8 Code [145/CA145] Coolant Temp. Sensor Low Error

Provides troubleshooting for low coolant temperature sensor errors.

E-9 Code [153/CA153] Charge Air Temp. Sensor High Error

Outlines troubleshooting for high charge air temperature sensor errors.

E-10 Code [154/CA154] Charge Air Temp. Sensor Low Error

Details troubleshooting for low charge air temperature sensor errors.

E-11 Code [155/CA155] Charge Air Press. High Speed Derate

Explains troubleshooting for charge air pressure high speed derate.

E-12 Code [187/CA187] Sensor Sup. 2 Volt. Low Error

Provides troubleshooting for low sensor power supply 2 voltage errors.

E-13 Code [221/CA221] Ambient Air Press. Sensor High Error

Outlines troubleshooting for high ambient air pressure sensor errors.

E-14 Code [222/CA222] Ambient Air Press. Sensor Low Error

Details troubleshooting for low ambient air pressure sensor errors.

E-15 Code [227/CA227] Abnormally high level in sensor power supply 2 circuit

Explains troubleshooting for high levels in sensor power supply 2 circuits.

E-16 Code [234/CA234] Eng. Overspeed

Covers troubleshooting for engine overspeed conditions.

E-17 Code [238/CA238] Ne Speed Sensor Sup. Volt. Error

Outlines troubleshooting for Ne speed sensor supply voltage errors.

E-18 Code [271/CA271] IMV (IMA) Short Error

Details troubleshooting for IMV (IMA) short circuit errors.

E-19 Code [272/CA272] IMV (IMA) Open Error

Provides troubleshooting for IMV (IMA) open circuit errors.

E-20 Code [281/CA281] High pressure pump error

Explains troubleshooting for high pressure pump errors.

E-21 Code [322/CA322] Injector No. 1 System Open/Short Error

Outlines troubleshooting for injector No. 1 system open/short errors.

E-22 Code [323/CA323] Injector No. 5 System Open/Short Error

Details troubleshooting for injector No. 5 system open/short errors.

E-23 Code [324/CA324] Injector No. 3 System Open/Short Error

Provides troubleshooting for injector No. 3 system open/short errors.

E-24 Code [325/CA325] Injector No. 6 System Open/Short Error

Explains troubleshooting for injector No. 6 system open/short errors.

E-25 Code [331/CA331] Injector No. 2 System Open/Short Error

Outlines troubleshooting for injector No. 2 system open/short errors.

E-26 Code [332/CA332] Injector No. 4 System Open/Short Error

Details troubleshooting for injector No. 4 system open/short errors.

E-27 Code [342/CA342] Engine Controller Data Matching Error

Provides troubleshooting for engine controller data matching errors.

Troubleshooting of Electrical System (E-mode), Part 2

Details troubleshooting steps for electrical system errors related to E-mode.

E-28 Code [351/CA351] INJ. Drive Circuit Error

Outlines troubleshooting for injector drive circuit errors.

E-29 Code [352/CA352] Sensor Sup. 1 Volt. Low Error

Details troubleshooting for low sensor supply 1 voltage errors.

E-30 Code [386/CA386] Sensor Sup. 1 Volt. High Error

Provides troubleshooting for high sensor supply 1 voltage errors.

E-31 Code [428/CA428] Water Sensor High Level Error

Explains troubleshooting for high water sensor level errors.

E-32 Code [429/CA429] Water Sensor Low Level Error

Outlines troubleshooting for low water sensor level errors.

E-33 Code [431/CA431] Idle Validation Switch Error

Details troubleshooting for idle validation switch errors.

E-34 Code [432/CA432] Idle Validation Process Error

Provides troubleshooting for idle validation process errors.

E-35 Code [435/CA435] Eng. Oil Switch Error

Explains troubleshooting for engine oil switch errors.

E-36 Code [441/CA441] Supply Voltage Low Error

Outlines troubleshooting for low supply voltage errors.

E-37 Code [442/CA442] Supply Voltage High Error

Details troubleshooting for high supply voltage errors.

E-38 Code [449/CA449] Rail Press. High Error 2

Provides troubleshooting for rail pressure high errors (type 2).

E-39 Code [451/CA451] Rail Press. Sensor High Error

Explains troubleshooting for high rail pressure sensor errors.

E-40 Code [452/CA452] Rail Press. Sensor Low Error

Outlines troubleshooting for low rail pressure sensor errors.

E-41 Code [488/CA488] Charge Air Temp. High Torque Derate

Details troubleshooting for charge air temperature high torque derate.

E-42 Code [553/CA553] Rail Press. High Error 1

Provides troubleshooting for rail pressure high errors (type 1).

E-43 Code [559/CA559] Rail Press Low Error

Explains troubleshooting for low rail pressure errors.

E-44 Code [689/CA689] Eng. Ne Speed Sensor Error

Outlines troubleshooting for engine Ne speed sensor errors.

E-45 Code [731/CA731] Eng. Bkup Speed Sensor Phase Error

Details troubleshooting for engine Bkup speed sensor phase errors.

E-46 Code [757/CA757] All Engine Controller Data Lost Error

Provides troubleshooting for loss of all engine controller data.

E-47 Code [778/CA778] Eng. Bkup Speed Sensor Error

Explains troubleshooting for engine Bkup speed sensor errors.

E-48 Code [1633/CA1633] KOMNET Error

Outlines troubleshooting for KOMNET communication errors.

E-49 Code [2185/CA2185] Throttle Sens. Sup. Volt. High Error

Details troubleshooting for high throttle sensor supply voltage errors.

E-50 Code [2186/CA2186] Throttle Sens. Sup. Volt. Low Error

Provides troubleshooting for low throttle sensor supply voltage errors.

E-51 Code [2249/CA2249] Rail Press very Low Error

Explains troubleshooting for very low rail pressure errors.

E-52 Code [2265/CA2265] Abnormally high level in electric lift pump

Outlines troubleshooting for abnormally high levels in the electric lift pump.

E-53 Code [2266/CA2266] Abnormally low level in electric lift pump

Details troubleshooting for abnormally low levels in the electric lift pump.

E-54 Code [2311/CA2311] IMV (IMA) Solenoid Error

Provides troubleshooting for IMV (IMA) solenoid errors.

E-55 Code [2555/CA2555] Intake Air Heater Relay Supply Voltage Low Error

Explains troubleshooting for low supply voltage errors of the intake air heater relay.

E-56 Code [2556/CA2556] Intake Air Heater Relay Supply Voltage High Error

Outlines troubleshooting for high supply voltage errors of the intake air heater relay.

E-57 Code [---/B@BAZG] Eng. Oil Press. Low Speed Derate

Details troubleshooting for engine oil pressure low speed derate.

E-58 Code [---/B@BAZG] Eng. Oil Press Low Torque Derate

Provides troubleshooting for engine oil pressure low torque derate.

E-59 Code [---/B@BCNS] Eng. Overheat

Explains troubleshooting for engine overheating issues.

Troubleshooting of Mechanical System (S-mode)

Guides on troubleshooting mechanical system issues using S-mode procedures.

Method of Using Troubleshooting Charts

Explains how to effectively use the troubleshooting charts.

S-1 Starting Performance is Poor

Addresses troubleshooting steps for poor engine starting performance.

S-2 Engine Does Not Start

Outlines causes and solutions when the engine fails to start.

S-3 Engine Does Not Pick Up Smoothly

Details troubleshooting for engines that do not accelerate smoothly.

S-4 Engine Stops During Operations

Provides guidance on troubleshooting when the engine stops during operation.

S-5 Engine Does Not Rotate Smoothly

Covers troubleshooting for engines that rotate unevenly.

S-6 Engine Lacks Output (or Lacks Power)

Addresses troubleshooting for engines experiencing a lack of output or power.

S-7 Exhaust Smoke is Black (Incomplete Combustion)

Explains troubleshooting for black exhaust smoke indicating incomplete combustion.

S-8 Oil Consumption is Excessive (or Exhaust Smoke is Blue)

Details troubleshooting for excessive oil consumption or blue exhaust smoke.

S-9 Oil Becomes Contaminated Quickly

Outlines troubleshooting for engine oil that becomes contaminated rapidly.

S-10 Fuel Consumption is Excessive

Provides troubleshooting steps for excessive fuel consumption.

S-11 Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down)

Addresses troubleshooting for oil contamination in the coolant system.

S-12 Oil Pressure Drops

Details troubleshooting procedures for engine oil pressure drops.

S-13 Oil Level Rises (Entry of Coolant or Fuel)

Outlines troubleshooting for engine oil level rising due to coolant or fuel entry.

S-14 Coolant Temperature Becomes Too High (Overheating)

Provides troubleshooting for engine overheating issues.

S-15 Abnormal Noise is Made

Covers troubleshooting for abnormal noises originating from the engine.

S-16 Vibration is Excessive

Details troubleshooting steps for excessive engine vibration.

50 Disassembly and Assembly

General Information on Disassembly and Assembly

Provides general guidelines and symbols for disassembly and assembly procedures.

How to Read This Manual

Explains how to interpret the symbols and structure of the disassembly/assembly sections.

Coating Materials List

Lists recommended adhesives, sealants, and greases for assembly tasks.

Special Tools List

Details special tools required for engine disassembly and assembly.

Disassembly and Assembly, Part 1

Covers the initial stages of engine disassembly, starting with preparation.

General Disassembly of Engine

Step-by-step guide for the general disassembly of the engine.

Disassembly and Assembly, Part 2

Covers the assembly procedures for engine components.

General Assembly of Engine

Step-by-step guide for the general assembly of the engine.

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