Performance Tool W2969 User Manual (English)

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OWNER'S MANUAL

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WARNING: READ, UNDERSTAND AND FOLLOW ALL INSTRUCTIONS AND

WARNINGS BEFORE OPERATING THIS TOOL. FAILURE TO DO SO MAY

RESULT IN PERSONAL INJURY AND/OR PROPERTY DAMAGE AND WILL

VOID WARRANTY.

DIGITAL

AUTOMOTIVE MULTIMETER

Item Number W2969

Index

Safety Precautions .................................. 2

Vehicle Service Information .................... 3

Visual Inspection ..................................... 3

1. Multimeter Basic Functions

Functions and Display Definitions ...... 4

Safety Information ............................... 6

Manual Conventions ............................ 6

International Electrical Symbols ......... 6

Before Using the Multimeter ............... 6

Specifications ..................................... 7

Maintenance ..................................... 7

Setting the Range ............................... 8

Battery and Fuse Replacement ......... 9

Measuring DC Voltage ...................... 10

Measuring AC Voltage ...................... 11

Measuring Resistance ...................... 11

Measuring DC Current ..................... 12

Testing Diodes .................................. 13

Testing Batteries ............................... 14

2. Automotive Testing

General Testing ................................. 15

-Testing Fuses ................................. 15

- Testing Switches ............................. 15

- Testing Solenoids and Relays ........ 16

Starting / Charging System Testing . 17

- No Load Battery Test ......................17

- Engine

Off

Battery Current Draw ... 18

- Cranking

Load Test . 19

- Voltage Drops ................................. 20

- Charging System Voltage Test ...... 21

3. Ignition System Testing

- Ignition Coil Testing ........................ 23

- Ignition System Wires ..................... 25

- Magnetic Pick-Up Coils

- Reluctance Sensors ........................ 26

4. Fuel System Testing

- Measuring Fuel Injector Resistance .. 25

5. Testing Engine Sensors

ygen

) Type Sensors ............. 29

- Temperature Type Sensors ............ 31

Position Type Sensors .................... 32

Electrical Specifications ........................ 34

Warranty .................................................34

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Performance Tool W2969 Specifications

General

Display	LCD
Continuity Test	Yes
Diode Test	Yes
Battery	9V
Safety Rating	CAT II 600V
Functions	Voltage, Current, Resistance, Continuity, Diode
AC Voltage Range	200/600V
DC Current Range	200uA to 10A
Resistance Range	200Ω to 2MΩ
Battery Type	6F22
Display Digits	3.5 digits
DC Voltage Range	200mV to 600V
Current Range (AC)	200uA to 10A