08 Toyota Tundra No Ecm Communiation No Start

All i did that day was pull some wires through the firewall including a 4awg power cable i also am putting two 16awg wires into the fuse box for future fused switches.

08 toyota tundra no ecm communiation no start. Some 2007 2008 model year Tundra vehicles may exhibit a no start condition with Diagnostic Trouble Code DTC B2799 caused by water intrusion into the engine room wire harness. Car cranks but doesnt start No communication with ECU. All lights was still on and ac power steering lost and hard brakes accelerater pedal went to the floor.

Tundra Solutions Forum - the best. No communication possible with the replacement ECU no check engine light with key on and no fuel or spark. There are certainly many things that could cause an engine not to start though.

I dunno where too start and Im afraid toyota if gonna hit me over the head since my warranty is up. Customer reply replied 4 years ago. Fuel is in one line not two.

Owned and operated by VerticalScope Inc. I tried using a re-manufactured ECU that was programmed with my VIN I also tried using a junkyard ECU when the re-manufactured unit wouldnt communicate. Hey all had this vehicle in for a few days.

Checked all power and grounds to ecm. Now it only cranks not starting. Im having the same issue with my 08 No connection when brought to the inspection station.

2007 Toyota Tundra Sr5 4x4 TRD Off Road Crewmax 57L. If you run across a 2008 Toyota Tundra 3UR-FE and have a no start no ECM communication condition and there is no Check Engine Light bulb illuminated during the function check disconnect the secondary air valvesThese have a tendency to short the 5 volt reference line and stop all ECM communication. Also no communication to the computers was present.