Key facts
- Manuals
- 1
- Languages
- ZH
- Last added
- 2023-11-07
Featured Haili manuals

Haili SK-2500 Handheld Oscilloscope Automotive Waveform Observation Guide
The SK-2500 handheld oscilloscope guide from 海理精密计测器(东莞)有限公司 explains how to observe control pulses and the waveforms of sensors and actuators at their connectors and terminals. For each example it lists the connector/terminal numbers, signal names, voltage-axis and time-axis settings, and the observed waveform.
The examples cover crankshaft and cam angle sensors, oxygen sensors, ignition coils, injectors, generator ripple and charging voltage, throttle and pressure sensors, and an oil control valve. The document states that results may differ by vehicle model and that the service manual from each automaker should be consulted for details. This manual is written in Chinese.
Covers: 波形的观测方法 · 曲轴转角传感器 · 凸轮角传感器 · 氧传感器 · 点火线圈 · 喷油器
Latest Haili manuals
Haili SK-2500 Handheld Oscilloscope Automotive Waveform Observation Guide
Application Note 7 pages · 1.1 MB · ZHWaveform observation guide for the Haili SK-2500 handheld oscilloscope, showing connector and terminal examples for automotive sensors and actuators.
Which document do I need?
Application Note
How to use the product for one specific task, with worked examples.
Questions answered in Haili manuals
What does this document describe?
It describes observation methods for the SK-2500 handheld oscilloscope using typical connectors, terminals, and input/output waveforms of sensors and actuators.
From: Haili SK-2500 Handheld Oscilloscope Automotive Waveform Observation Guide
What should be consulted if the content differs by vehicle model?
The document says details may differ by the actual vehicle model and should be checked in the service manual issued by each automaker.
From: Haili SK-2500 Handheld Oscilloscope Automotive Waveform Observation Guide
