How To Confirm Vehicle Speed Sense Wire With Multimeter?

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box986

Member - Posts: 1

Joined: November 24, 2007

Posted: May 17, 2025 at 9:12 AM / IP Logged

How do I use a multimeter to check if I am on the correct VSS wire? (2003 GM vehicle dk green/white wire). Thank you

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lee.lopez

Copper - Posts: 259

Joined: September 02, 2024

Location: Texas, United States

Posted: May 17, 2025 at 10:32 AM / IP Logged

No reading stopped and increasing AC voltage as speed increases.

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i am an idiot

Platinum - Posts: 13,710

This member consistently provides reliable information

Joined: September 21, 2006

Location: Louisiana, United States

Posted: May 17, 2025 at 4:50 PM / IP Logged

The signal is a pulsating DC voltage. Most meters will read it on AC volts, some will read it as DC. Try both

Let's Go Brandon Brown. Congratulations on your first Xfinity Series Win. LGBFJB

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