Using GR8-1291
- Remove the battery. (See BATTERY REMOVAL/INSTALLATION .)
- Remove the battery filler caps.
- Check the water level. If necessary, add water to the appropriate level.
- Reinstall the caps.
- Attach the large red clamp to the positive battery terminal and the large black clamp to the negative terminal.
- Select the diagnostic icon in the Main Menu, then press the NEXT key.
- Follow the on-screen instructions to input the appropriate information. Refer to the Mazda GR8-1291 Instruction Service Information for more information.
- The GR8-1291 will test and charge the battery. Before the diagnostic charging results are displayed, use the keypad on the Control Module to input the last 5 digits of the vehicle's VIN and press NEXT to continue.
- After the charging is completed, the Mazda GR8-1291 will print out the diagnostic charging results and display one of the following results listed below. Review the results and follow the action step for the displayed result.
| Battery Tester Display | Action Step |
|---|---|
| GOOD BATTERY | Return the battery to service. |
| REPLACE BATTERY | Replace the battery. |
| BAD CELL - REPLACE | Replace the battery.
WARNING:
|
| SIDE POST TEST | Test data was inconclusive using the side post. Retest using side post adapters. |
| JUMP START POST | Data was inconclusive using the jump start post. Retest at the battery terminals. |