Here is a Technical Service Data/Repair Troubleshooting Guide FOR Whirlpool Dishwasher model GU940SCGB2. Focus is on electrical.
This is the Service Technician information. Whirlpool Part no 9744033 and 9744034 (French)
This fold-out guide is 8.5" wide X 11" tall when folded, OEM Whirlpool, good condition, clean, English/French. M131
Also includes OEM Undercounter Dishwasher installation Instructions in English/French.
Includes the following topics:
Wiring Diagram
Specs
Connector Pins
Electrical Components Key
Dishwasher circuits
Special Instructions for Stainless steel tubs
Common Cycle time chart
Diagnostic Chart
NOTE: This offer includes Manual/documentation only - other hardware NOT INCLUDED.
Shipping is by USPS Media Mail with 1-2 week delivery time. Please email us before purchasing if you wish to upgrade to Priority Mail for $6. AK, HI, and Canada shipping is via USPS Priority Mail.