Updated September 2026, 2 weeks ago
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Shorted Ignition Coil Primary Winding [DON"T LET THIS FOOL YOU!]
🔇 TAP TO UNMUTE
![Shorted Ignition Coil Primary Winding [DONT LET THIS FOOL YOU!]](https://i.ytimg.com/vi/p68w9CJG00g/mqdefault.jpg "Shorted Ignition Coil Primary Winding [DONT LET THIS FOOL YOU!]
Shorted Ignition Coil Primary Winding [DONT LET THIS FOOL YOU!]")
![Ignition System Testing - Primary Current [Audi A6 part 1 of 2]](https://i.ytimg.com/vi/qRvWefjb0F4/mqdefault.jpg "Ignition System Testing - Primary Current [Audi A6 part 1 of 2]
Ignition System Testing - Primary Current [Audi A6 part 1 of 2]")
![Low Voltage from a Bad Ground? [Voltage Drop Testing Fundamentals]](https://i.ytimg.com/vi/rGQ-bA9z39Y/mqdefault.jpg "Low Voltage from a Bad Ground? [Voltage Drop Testing Fundamentals]
Low Voltage from a Bad Ground? [Voltage Drop Testing Fundamentals]")
![A/C Compressor Clutch Circuit Testing [All Cars] + Recharge](https://i.ytimg.com/vi/sBueOct0qXY/mqdefault.jpg "A/C Compressor Clutch Circuit Testing [All Cars] + Recharge
2013 Ford F-150 5.0L A/C System Clutch Circuit Testing, Electrical Repair and Recharge (topping off a slightly low system using gauge pressures as a guide)
00:00 - intro
00:16 - system pressure test
00:55 - full code scan of all modules
01:12 - Engine Computer Air Conditioning Request Input Test
02:10 - bi-directional test with scan tool
03:07 - A/C clutch tap test
03:54 - testing of the circuit at the A/C relay begins
05:11 - need highlight changed
05:55 - testing the ECM driver
06:32 - continuity test for the clutch (open found)
10:25 - tightening terminals at A/C connector
12:22 - A/C pressures after wiring repair (low charge)
14:51 - topping off the A/C system using gauge pressures to determine charge
18:32 - proper way to remove A/C gauges
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⚠️ Disclaimer:
ScannerDanner LLC is not responsible for misuse, unauthorized changes, or incorrect application of any information provided. Always follow proper safety protocols when using tools, equipment, or procedures discussed in this video. Use this content at your own risk.")
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