Operation CHARM: Car repair manuals for everyone.
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 K VSS Circuit Open Test

TEST K: VSS CIRCUIT OPEN

If the VSS light does not come on, or the voltage between terminals A (GRY) and D (BRN) of the Cruise Control Module remains less than 7 volts, check for an open in the RED (381) wire with the Vehicle Speed Sensor signal. Refer to Vehicle Speed Sensor for diagnosis if necessary.