2008 Volkswagen Transporter Hi Just Brought T5 Friday Taking Mot Engine Manageme

2008 VOLKSWAGEN TRANSPORTER
96 MILES
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WATWILL
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  • 2 POSTS
been advised po406 egr sensor a circuit high or po653 voltage b circuit high or po672 glow plug circuit failex also a buzz sound under bonet when turn ignition off lasts about a min, can you help me thanks
Nov 20, 2011 at 11:44 PM
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RIVERMIKERAT
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Can you determine where under the bonnet the buzzing is coming from? Usually, when multiple sensors are showing failure or problems, it's either a problem with the computer, a loose connector at the ECM, or a bad ECM. Could also be a bad ECM or sensor ground.
Nov 20, 2011 at 11:53 PM
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WATWILL
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thanks for reply the buzzing is comming from a switch or pump above the rocker cover on a bracket fixed to the bulkhead,there is a pipe comming fron the rockercover to this switch or pump,and pipes leading off it,ther is A ELECTRIAL FEED TO THE SWITCH OR PUMP, some times the buzzing comes on when driving,for thirty seconds and stops,many thanks derek
Nov 22, 2011 at 7:05 PM
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RIVERMIKERAT
  • ✓ASE Certified Mechanic
  • 6,110 POSTS
  • ASE Certified Mechanic
I can't picture it. Can you upload a photo of it?
Nov 22, 2011 at 10:36 PM
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