acura Workshop Repair Guides

Acura (Honda) Workshop Manuals

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Headlamp Relay: Testing and Inspection

Normally open type:

Normally-open Type-Power Relays Test

1.  Check for continuity between the terminals.

^  There should be continuity between the No. 1 and No. 3 terminals when power and ground are connected to the No. 2 and No. 4 terminals.
^  There should be no continuity between the No. 1 and No. 3 terminals when power is disconnected.

Headlight/Rear Window Defogger Relay-Relay Test

Headlight relay

Relays and Modules > Relays and Modules - Lighting and Horns > Headlamp Relay > Component Information > Locations > Page 191

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