Bench Testing Wiper Motor on a 1967 Corvette

[Farrell H.]

Can anyone tell me how to test the wiper motor off my vehicle. Which one of the three terminals is used as ground and which one is positive? First time on and thank you in advance for your help.
Farrell

[Timothy B.]

Re: Bench Testing Wiper Motor on a 1967 Corvette

Farrell, This is a post from earlier this year. I don't have my shop manual in front of me but I believe this procedure is correct.


https://www.forums.ncrs.org/showthre...+test&uid=9013

[Jack H.]

Re: Bench Testing Wiper Motor on a 1967 Corvette

Plus, your copy of the '67 Chassis Service Manual should give you step-by-step instructions for: (1) testing on car, and (2) bench testing...

[Ray G.]

Re: Bench Testing Wiper Motor on a 1967 Corvette

Can anyone tell me how to test the wiper motor off my vehicle. Which one of the three terminals is used as ground and which one is positive? First time on and thank you in advance for your help.
Farrell

Hello;

http://willcoxcorvette.com/repairand...lp.php?hID=256

Ray

[John H.]

Re: Bench Testing Wiper Motor on a 1967 Corvette

Here's how it works - it's hot all the time (with the key in "on" or "accessory"), and it's controlled by switching grounds through the switch body to the cluster. If either the motor or the switch aren't grounded properly, the motor won't work.