Skip to Main Content Skip to Footer Links
Error occured! Please reload the page and try again
Choose a Store
Open till 
There are vehicles in your garage

Free shipping on orders over $25.

Enroll in Speed Perks for more savings.

Cart is empty!

Add Something to the cart

includes estimated shipping

Vehicle added


Find parts for the selected vehicle:

View Vehicles
Are you sure you want to delete this vehicle?

    Add a

    Add a

    OTC Accessory Printer Accuracy Plus

    Part # OTC3157
    Loading ...
    FREE check engine light code reading! Most vehicles, most Advance locations. See store for details.
    • Product Details

      Part No. OTC3157


      Updated version of our popular MinuteMan tester with added capability for AGM battery type and addition of Spanish language menu. Tests batteries, alternators, regulators, and starters. Direct-from-battery tachometer feature gives RPM readings without complicated hookups to ignition system. Ammeter/voltmeter capabilities. Evaluates discharged or charged batteries in one minute Tests all 12-volt automotive and heavy-duty batteries with cold cranking amp ratings of 100-2000.  Has its own internal battery; no external power source needed.  Checks charging system at high RPMs and at idle, and stores the data.  Results show regulator volts, peak amps, and diode condition.  Utilizes wave form analysis when testing alternator diodes; more accurate than "ripple voltage" tests.  Displays cranking volts and amps, indicates either "Good Starter" or "Bad Starter." Weight: 49 lbs.

    • Read Review
    • Q & A