Mechanics

WHAT IS THE NORMAL VOLTAGE ON THE BATTERY WHEN MY ENGINE IS RUNNING?

2004 Volkswagen Touareg • 100,000 miles

Touareg v8 2004
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Zakhia
May 10, 2012.



The voltage should be in the 13.5-14.5 range

Promechanic
May 10, 2012.
Some cars have a lower charging voltage @ idle but if you tap the gas thay will jump up into range

Djcl
May 10, 2012.
14.6 at idle

Dshelly77
May 10, 2012.
If it's low you need the cable that runs to the starter if the alt tests okay. Common problem on some touaregs-v6 and v8

Tiny
Vwscott
Jul 8, 2012.