U1000 Diagnostic Trouble Code Discussion for January 2011
Class 2 Communication Malfunction
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| Help Request | Posted | |
| 2003 Pontiac Grand Am GT 3.4L No Start, Stall VIN: 1G2NW52EX3 U1000: Class 2 Communication Malfunction. Knowing that the fuel pump has been replaced and battery and alternator. Customer says it stalled on highway and not started until later when tow truck arrived... I drove it.. Drove fine... After a hot soak it not started.. With fuel gauge on car.. I noticed t... |
January 07, 2011 | |
| 2005 Nissan Pathfinder LE 4.0L No Start VIN: 5N1AR18W95 U1000: Controller Area Network Line Malfunction. This Pathfinder has an intermittant no start. Customer drove it in when it started. I finally got lucky and it started, so I pulled it in the shop. Checked for Engine codes-none. Let it hot soak and it didn't start again. The Data would stream for the first fi... |
January 10, 2011 | |
| 2003 Chevrolet Malibu 3.1L MIL Lamp on VIN: 1G1ND52JX3 U1000: Class 2 Communication Malfunction. U1000 stays current in PCM only. SDM,BCM,Radio,Remote fuction actuator, all comunicate. RFA had a history code B1327, devicepower circuit low code (cleared not returned). Does not have ABS. All know modules communicate. Fuses all have Batt voltage with the key... |
January 31, 2011 |
