P0405 Diagnostic Trouble Code Discussion for October 2008
EGR Position Sensor Circuit Low Voltage
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| Help Request | Posted | |
| 1999 Chevrolet Venture 3.4L MIL Lamp on VIN: 1GNDX03EXX P0405: EGR Sensor Circuit Low Voltage. This Vehicle was sitting next to a tree that was struck by lightning. Towed to shop and was a no start. Unable to communicate with PCM. Checked all circuts from PCM connectors for proper resistence and checked powers and grounds. Replaced PCM and flashed with ... |
October 07, 2008 | |
| 2005 Chevrolet Malibu LS 3.5L MIL Lamp on VIN: 1G1ZT54875 P0405: EGR Position Sensor Circuit Low Voltage. ... EGR valve.It takes a while for the codes to set, but it is frustrating for both me and the customer. The dealer did the service bulletin for code P0404 on 1-2-07 @ 32636 miles which was to replace the Delco EGR valve with a Seimens part,tubes,gaskets,conne... |
October 14, 2008 | |
| 2000 Saturn LW1 2.2L No Start, MIL Lamp on VIN: 1G8JU82F3Y P0405: egr sensor a circuit low. I replaced both coils and all the plugs put everything back together and started the vehicle, the check engine light remained and the engine was visibly misfiring so I rescanned to confirm. There now was a multiple misfire in bank 1 3 5 no longer isolated in c... |
October 16, 2008 |
