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

Lamp Out Relay

Light Failure Relay Specifications
Wire Harness Side
#3 to Ground (Light control Switch OFF)
No Voltage
#3 to Ground (Light Control Switch TAIL or HEAD)
Battery Voltage
#4 to Ground (Ignition Switch OFF)
No Voltage
#4 to Ground (Ignition Switch ON)
Battery Voltage
#7 to Ground (Stop Light Switch OFF)
No Voltage
#7 to Ground (Stop Light Switch ON
Battery Voltage
#8 to Ground (Ignition Switch OFF)
No Voltage
#8 to Ground (Ignition Switch ON)
Battery Voltage