Discussion:
637.02

Event 637.02, I found a coolant leak right over an electrical connector. I cleaned that and tightened hoses but I think the thermostat may be bad also. I don't know what that code is for
  • Posted 28 May 2025 00:31
  • By Bill_Dipierro
  • joined 23 Aug'22 - 3 messages
  • New Jersey, United States
Bill Dipierro
Showing items 1 - 1 of 1 results.
Event 637.02 on a C5 with an AN20 engine indicates an issue with the crankshaft posotion sensor (Crankshaft position sensor noise is detected). I'm guessing the hot coolant damaged the wiring for that sensor or the sensor itself. Causing it to short or have high resistance.
  • Posted 28 May 2025 00:49
  • By DyslexicNerd_01
  • joined 13 Jun'23 - 222 messages
  • Wisconsin, United States

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.

Tusk 500PGH16
Coraopolis, Pennsylvania, United States
Used - Sale & Hire
Crown WP302020
Braeside, Melbourne, Victoria, Australia
Hire
Upcoming industry events …
October 14-16, 2025 - Antwerp, Austria
October 15-17, 2025 - Bangkok, Thailand
November 17-19, 2026 - Luanda, Angola
Movers & Shakers
Todd J Doxsee Todd J Doxsee
National dealer development manager, Castle Equipment Company
Sales operations, Heli
Chief financial officer, Cyngn
Executive vice president and chief commercial officer, East Penn Manufacturing

PREMIUM business

VETTER Industrie GmbH
The world's most comprehensive range of forks and the most intelligent sensor fork for more safety and efficiency.
Movers & Shakers
Todd J Doxsee Todd J Doxsee
National dealer development manager, Castle Equipment Company
Sales operations, Heli
Chief financial officer, Cyngn
Executive vice president and chief commercial officer, East Penn Manufacturing