How to Install a Car Volt Amp Gauge

Step-by-Step Guide

1. 1

   Step 1: Put on protective eyeglasses.

   They should be 10 gauge or better.
   
   Smaller number is a better gauge  wire. ,, Use wire crimpers and a soldering gun. ,, Connect the other wire to the wire leading to the alternator.
   
   Consult your owner's manual and specific gauge instructions for further wiring details. ,,,,,,, Your ammeter indicator should read negative. .
   
   Disconnect your negative battery cable again and switch the wires on the back of the meter if the indicator reads positive. ,
2. 2

   Step 2: Disconnect your battery's negative (-) cable.

3. 3

   Step 3: Open your wire kit and check the wires.

4. 4

   Step 4: Tighten the base nuts on the gauge's 2 terminals

5. 5

   Step 5: Crimp and solder terminal lugs to the wires.

6. 6

   Step 6: Place star lock washers on both sides of the terminals.

7. 7

   Step 7: Connect 1 10-gauge red wire to the positive (+) battery cable.

8. 8

   Step 8: Tighten the terminal nuts in order to compress the washers into the lugs.

9. 9

   Step 9: Check that the ammeter connections are not grounded.

10. 10

    Step 10: Place the light into the gauge.

11. 11

    Step 11: Connect 1 wire to the instrument lighting panel circuit or other 12-volt source.

12. 12

    Step 12: Connect a ground wire between the center ground terminal of the meter and a good engine ground.

13. 13

    Step 13: Reconnect the negative (-) battery cable.

14. 14

    Step 14: Leave the engine off and turn on the car's lights.

15. 15

    Step 15: Start your engine and check your connections for hot spots with a multimeter.

Detailed Guide

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