What is P0688 : Engine Error Code Causes Explained
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What is P0688 : Engine Error Code Causes Explained
The P0688 engine code refers to ECM/PCM Power Relay Sense Circuit/Open. This means the Engine Control Module (ECM) or Powertrain Control Module (PCM) isn’t receiving proper voltage from the power relay, or the relay circuit is open or disconnected, preventing critical engine management functions. 🎯 What you’ll learn in this video: What ...
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26K views · 182 reactions | Basta de ombros descaídos  O corretor repara efetivamente a coluna e alivia a dor no pescoço, ombro e costas devido à postura inadequada ➤ bit.ly/back-fix-pt | vigoshop | Facebook
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