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I have a cat P6000 with the K-21 powerplant has E3 and P4 codes.Have swaped ECU no change.Was lucky to have one down for E21.90% sure its broken wire but all ideals
welcome.Is it just me or do these things have bad wire harnesses?Not as bad as the Toyota but still have had to chase a lot of shorts on these trucks.
  • Posted 16 May 2007 11:58
  • By proshadetree
  • joined 23 Feb'06 - 484 messages
  • Tennessee, United States

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UN Forklift FB25N1QZ1
HANGZHOU, Zhejiang, China
New - Sale
Tusk 350CGH20
Coraopolis, Pennsylvania, United States
Used - Sale & Hire
Global Industry News
edition #1252 - 16 October 2025
In this week’s Forkliftaction News , we report on the GEP Global Supply Chain Volatility Index which shows Asian supply chains are at their busiest since June 2022 while the US and Europe’s supply chains remain under-utilised. One of the report authors describes the situation as being “as stable as it’s going to get”... Continue reading