Yanmar 3TNV82A Industrial Engine Troubleshooting Manual – PDF DOWNLOAD

Description

Yanmar 3TNV82A Industrial Engine Troubleshooting Manual

TABLE OF CONTENTS:

Yanmar 3TNV82A Industrial Engine Troubleshooting Manual

Cover...........................................................................  1
Failure Diagnosis...............................................................  3
DTCs (Diagnostic Trouble Codes) General Description.............................  5
	DTC Code List...............................................................  5
	Description Items...........................................................  9
	Analog Input Related Failures............................................... 10
		Rack position sensor.................................................... 10
		Accelerator sensor...................................................... 14
		Spare accelerator sensor (option)....................................... 24
		Atmospheric pressure sensor (option).................................... 36
		ECU Temperature Sensor.................................................. 42
		Cooling water temperature sensor........................................ 47
		SENSOR 5V............................................................... 55
		Power supply Voltage.................................................... 58
	Pulse Sensor Related Failures............................................... 62
		Speed Sensor............................................................ 62
		Spare speed sensor (option)............................................. 64
		Engine rotational speed................................................. 66
	Contact Output Related Failures............................................. 68
		Rack actuator Relay..................................................... 68
		Start Assist Relay...................................................... 74
		CSD solenoid valve...................................................... 80
		EGR valve............................................................... 86
	Contact Input Related Failures..............................................102
		Oil Pressure Related Failures...........................................102
		Battery Charge Related Failures.........................................106
		Water Temperature Switch................................................110
		Air cleaner switch......................................................112
		Oil-Water Separator Switch..............................................114
	Actuators etc...............................................................116
		Rack actuator...........................................................116
		Engine..................................................................122
		E-ECU Internal Errors...................................................124
		CAN Communication.......................................................128
		Immobilizer.............................................................130
Method and Procedure of Failure Diagnosis.......................................135
	Description Items...........................................................135
		E-ECU Pin Layout Diagram................................................136
		How to use the 2G eco-checker harness...................................137
	Analog Input Related Failures...............................................138
		Rack position sensor....................................................138
		Accelerator sensor......................................................142
		Foot pedal..............................................................146
		Spare Analog (Spare accelerator sensor, Atmospheric pressure sensor)....150
		Pulse accelerator.......................................................154
		ECU Temperature Sensor..................................................156
		Cooling water temperature sensor........................................158
		<Characteristics of cooling water temperature sensor>...................160
		SENSOR 5V...............................................................162
	Pulse Sensor Related Failures...............................................166
		Speed Sensor............................................................166
		Spare speed sensor......................................................169
	Contact Output Related Failures.............................................172
		RACK ACTUATOR RELAY.....................................................172
		START ASSIST RELAY......................................................176
		CSD Solenoid Valve Coil.................................................180
		EGR valve...............................................................184
	Contact Input Related Failures..............................................189
	Actuator Related Failures...................................................195
		Rack actuator...........................................................195
	ECU Internal and Communication Errors.......................................199
		ECU Internal Errors.....................................................199
		Main relay..............................................................201
		CAN Communication.......................................................205
		Immobilizer.............................................................207
	FAILURE INDICATOR LAMP FLASHING PATTERN.....................................209
Using the Failure Indicator for Failure Diagnosis...............................210
	Flashing Patterns of the Failure Indicator..................................210
Factor Analysis.................................................................212
	2G-Type Eco-Governor Speed-Fluctuation Factor Analysis......................212
Back Cover......................................................................222

YANMAR 3TNV82A INDUSTRIAL ENGINE TROUBLESHOOTING MANUAL – PDF DOWNLOAD:

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• This is the SAME manual used by the dealers to troubleshoot any faults in your vehicle. This can be yours in 2 minutes after the payment is made.
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