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)

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System Description

The Daytime Running Lamp (DRL) system operates the headlamps at a reduced intensity due to the DRL resistor when the following conditions are met:
^ The high beam headlamps are disabled.
^ The ignition switch is in the RUN position.
^ The headlamp switch is in the OFF position.
^ The parking brake is not engaged.

The DRL system consists of:
^ daytime running lamp relays (located in the engine compartment)
^ the daytime running lamp resistor (located near the LH headlamp)