【Pico 汽車診斷案例】示波器接地方式對氧氣傳感器訊號干擾影響解析

示波器接地方式不一樣對訊號的影響 波形檔案:  氧氣感知器接地方式.psdata (830.73 KB, 下載次數: 9047)上面兩個通道,同時測試的是同一氧氣感知器的同一根訊號線的訊號。差異是,A…

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宏虹分享 | Mongoose J2534 診斷連接線驅動安裝教學|詳細啟動流程與故障排除指南

軟體下載 Mongoose J2534 診斷連接線在第一次使用時需要安裝它的軟體並啟動設備,軟體下載位址請見這裡。 Mongoose軟體及驅動安裝,啟動教學:1.下載Mongoose軟體並安裝,安裝完…

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Pico Automotive Diagnostic Case] Pico Automotive Oscilloscopes Teach You to Accurately Calculate CAN Bus Load Ratio to Improve Vehicle Diagnostic Efficiency

前言 CAN總線負載率是指CAN匯流排上單位時間內實際傳送的位元數和可以傳送的位數之比,也就是總線實際資料傳輸速率與理論上能達到的資料傳輸速率的比值。例如波特率為500kbps的CAN總線理論上每秒鐘…

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Pico Auto Diagnostic Case] 2018 Dongfeng Shen AX7 Engine Idle Shaking, Acceleration Weakness

Malfunction phenomenon A 2018 Dongfengshen AX7 vehicle with a 10UF01 engine has an accumulated mileage of approximately 53,000 kilometers. The vehicle was repaired due to engine idle shaking, weak acceleration, and the engine malfunction light coming on abnormally. The service personnel used the fault detector to check and indicated that the cylinder 3 misfire; with...

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【Pico 汽車診斷案例】 2015款路虎極光發電機LIN匯流排故障分析

故障現象 一輛2015年式路虎極光車,搭載2.0 L引擎,累計行駛里程約8萬km。起動引擎後組合儀表上提示「充電系統故障」(圖1),且充電警告指示燈長亮,但車輛行駛正常。 圖1 組合儀表上的提示訊息 …

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