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Home >> Jeep >> 2021 >> Compass Trailhawk >> Repair and Diagnosis >> Electrical >> Charging Systems >> Battery System (Service Information) >> Battery >> Standard Procedure >> Gr8 Battery Tester / Charger >> Quick Reference Guide >> Charge/Test Menu
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Charge/Test Menu

GC0143816Courtesy of CHRYSLER GROUP, LLC

Automatically tests and charges battery, starting, and charging system. Generates a warranty code for Replace and Bad Cell decisions.

GC0143824Courtesy of CHRYSLER GROUP, LLC

Pre Delivery Inspection (PDI): For testing delivered vehicles and lot maintenance. Uses the same inputs as a diagnostic charge.

GC0143817Courtesy of CHRYSLER GROUP, LLC

Dual Battery Charge mode allows the charger to be used with dual battery systems.

GC0143821Courtesy of CHRYSLER GROUP, LLC

Makes high output current available to boost charge an in-vehicle battery and assist in starting the engine.

GC0143823Courtesy of CHRYSLER GROUP, LLC

Provides a timed charge that ranges from 5 to 120 minutes or a continuous charge that ends when the STOP key is pressed.

GC0143826Courtesy of CHRYSLER GROUP, LLC

In this mode the charger can provide a trickle charge for long term, low amp battery charging.

GC0143818Courtesy of CHRYSLER GROUP, LLC

Generates a 15-digit warranty codes for physically inoperative batteries or customer good will.

GC0143822Courtesy of CHRYSLER GROUP, LLC
  1. Control module:  Backlit graphical display and keypad for data entry.
  2. ON/OFF switch:  ON/OFF switch turns power on and off to the GR8.
  3. STATUS light:  Lights in conjunction with beeping alarm to indicate transitions and warnings.
  4. Data card slot:  For future upgrades via a data card. The slot contains a plastic filler card for protection.