Operation CHARM: Car repair manuals for everyone.
Home >> Buick >> 1994 >> Century L4-2.2L VIN 4 >> Repair and Diagnosis >> Cruise Control >> Testing and Inspection >> Component Tests and General Diagnostics >> Test B
Manuals through 2025 now available!

Our trusted friends have launched a new website named LEMON, which has newer manuals. It also contains all the CHARM manuals.

LEMON is the spiritual successor to CHARM, I recommend you try it!

Link: lemon-manuals.la or lemon-manuals.org.ua

(Some people have issue connecting. LEMON is investigating. For now, use Firefox or change your DNS server)

Or, hide this message: temporarily or permanently

Test B

1. Check instrument cluster fuse.
2. Ensure terminal J of cruise control module connector is grounded.
3. Disconnect connector C202 and check for battery voltage at terminal E12 (pink/black wire) of female half with ignition switch in Run position. If battery voltage is not available, check pink/black wire (circuit 750).
4. Check continuity between terminals E1 (gray wire) and E12 (pink/black wire) of male half of connector C202 with cruise switch in On position. If there is no continuity, replace multi-function lever.
5. Check for open in gray/white wire (circuit 397) between terminal E1 of connector C202 and terminal A of cruise control module connector.
pro multis · About Operation CHARM