1. Home
  2. Forums
  3. Maintenance & Troubleshooting
  4. Code p04,fo4

Discussion:
Code p04,fo4

I have a mcugl02f36lv it cranks but not starting,I'm getting fuel and spark code fo4 and p04 displays on dash
  • Posted 15 May 2018 20:37
  • By roc109
  • joined 2 Nov'09 - 51 messages
  • New York, United States
Post a ReplyReport this post
Showing items 1 - 3 of 3 results.
I checked all the wiring from ecm to relay box and relays and it is not a problem. I just checked the green line of the white line coming from the ecu and it does not bring any voltage or signal to the relay box to activate the relays.
  • Posted 1 Feb 2021 02:39
  • By Afshin_Ghafoori
  • joined 1 Feb'21 - 5 messages
  • Iran, Islamic Republic Of
Post a ReplyReport this post
What's a bonnet switch,I replaced the key switch,swapped dash cluster.unit cranks and run for about a sec,
  • Posted 16 May 2018 10:12
  • By roc109
  • joined 2 Nov'09 - 51 messages
  • New York, United States
Post a ReplyReport this post
Communication error check the bonnet switch
  • Posted 15 May 2018 23:19
  • By alanmitsi
  • joined 8 Aug'13 - 151 messages
  • essex, United Kingdom
Post a ReplyReport this post

Post your Reply

Forkliftaction accepts no responsibility for forum content and requires forum participants to adhere to our rules of conduct. Click here for more information.

If you are having trouble using the Discussion Forums, please contact us for help.

Machinery-onQ
Machinery-onQ.com is the one place to source and sell all your new and used machinery.
Find equipment for sale | Add a listing
VISIT
machinery-onQ.com
Machinery-onQ
Taylor TT300
Taylor TT300 1998
Morgantown, Pennsylvania, United States
Used - Sale & Hire
USD98,500
Terberg YT220
Terberg YT220 2004
Balling, Denmark
Used - Sale
|

PREMIUM business

VETTER Forks, Inc.
The world's most comprehensive product range as well as the most intelligent sensor fork for more safety and efficiency.
VETTER Forks, Inc.
Editorial calendar - planned features
CONSTRUCTION FORKLIFTS
HANDLING GOODS IN THE COLD
LOADING/UNLOADING FREIGHT
BROWNFIELD AUTOMATION
FORKLIFT ATTACHMENTS
BATTERY AFFORDABILITY AND LIFETIME
FORKLIFT SAFETY

Showcased in the Virtual Expo

Last Week's Most Read
edition #1255 - 6 November 2025
Editorial calendar - planned features
CONSTRUCTION FORKLIFTS
HANDLING GOODS IN THE COLD
LOADING/UNLOADING FREIGHT
BROWNFIELD AUTOMATION
FORKLIFT ATTACHMENTS
BATTERY AFFORDABILITY AND LIFETIME
FORKLIFT SAFETY