NHTSA ID Number: 10119580
Manufacturer Communication Number: SC-17-90-25
TSB/Document Date: 2017-10-15
Summary
12Volt battery testing - test batteries this way, to achieve most accurate result
Service Communication
SC-17-90-25
MODEL: Karma Revero
TITLE: 12 Volt Battery Testing
DATE: September 2017
First Release
PRIORITY: All Karma
Revero Vehicles
MARKET REGION: All
PURPOSE:
In the interest of customer satisfaction, Karma Automotive (KA) is requesting that all Karma vehicles
have the 12V battery tested before customer delivery.
The test plan is intended to determine the State of Health (SOH) of the 12 Volt Battery while it is
installed in the vehicle. All testing is intended to be performed at standard operating temperatures using
the Midtronics MDX series of testers.
The installed 12V battery is rated at 70Ah, 760CCA, and BCI group 48 H6.
PROCESS OVERVIEW:
1. Preparation
2. Test Procedure
SPECIAL TOOLS REQUIRED:
1. The Midtronics MDX-600 Series Tester (or equivalent)
NOTE: Before disconnecting the 12 volt battery, the drivers’ door and all windows
should be opened. The vehicle should be placed in PARK. The parking brake should
NOT be applied.
Karma Automotive Bulletins and service documents are intended for use by experienced and trained Technicians. If you lack the skills, tools, equipment
and a suitable workshop for any procedure described in this document, we suggest you leave such repairs to a Karma retailer and service provider. See
your service provider for advice on whether your vehicle may benefit from the information contained within this document. The information contained in
the Karma Bulletin is accurate at the date of publication. However, Karma Automotive regularly updates technical information. Please check with your
Karma Automotive Retailer and Karma Automotive service provider that the bulletin you intend to use contains the latest available information.
Page 1 of 4
Published September 2017
Service Communication
SC-17-90-25
MODEL: Karma Revero
TITLE: 12 Volt Battery Testing
DATE: September 2017
First Release
Battery testing will be performed directly on the battery, in place (behind the right front wheel).
1)
2)
Power off- wait for car to go to sleep (45 seconds to one (1) minute)
Disconnect #10 solar panel fuse; “SPBC and HVAC”
3)
Disconnect the 12 volt main connector (under hood- on right fender)
Karma Automotive Bulletins and service documents are intended for use by experienced and trained Technicians. If you lack the skills, tools, equipment
and a suitable workshop for any procedure described in this document, we suggest you leave such repairs to a Karma retailer and service provider. See
your service provider for advice on whether your vehicle may benefit from the information contained within this document. The information contained in
the Karma Bulletin is accurate at the date of publication. However, Karma Automotive regularly updates technical information. Please check with your
Karma Automotive Retailer and Karma Automotive service provider that the bulletin you intend to use contains the latest available information.
Page 2 of 4
Published September 2017
Service Communication
SC-17-90-25
MODEL: Karma Revero
TITLE: 12 Volt Battery Testing
DATE: September 2017
First Release
NOTE: If the 12 volt battery has been disconnected; use the
mechanical key to open the right-front door and gain entry to
the vehicle, if required.
4)
5)
6)
Turn the steering wheel completely to the right to provide some working area, and lower the
fender liner to access the battery
Connect the leads from the tester to the corresponding battery terminals (voltage reading needs
to be 12.5V or higher)
If the battery failed the in-vehicle test. Remove the wheel, remove the battery bracket (bracket
torque is 8 +/- 1.5 Nm), remove the cables- fastening torque is 10.0 +/- 1.5Nm on the positive
side and 7.0 +/- Nm on the negative cable, slide the battery out for testing
Karma Automotive Bulletins and service documents are intended for use by experienced and trained Technicians. If you lack the skills, tools, equipment
and a suitable workshop for any procedure described in this document, we suggest you leave such repairs to a Karma retailer and service provider. See
your service provider for advice on whether your vehicle may benefit from the information contained within this document. The information contained in
the Karma Bulletin is accurate at the date of publication. However, Karma Automotive regularly updates technical information. Please check with your
Karma Automotive Retailer and Karma Automotive service provider that the bulletin you intend to use contains the latest available information.
Page 3 of 4
Published September 2017
Service Communication
SC-17-90-25
MODEL: Karma Revero
TITLE: 12 Volt Battery Testing
7)
DATE: September 2017
First Release
Connect the Midtronics tester as instructed by the user manual
The test should show a battery operating as normal, if the battery is below 12.5V, charge the battery
and retest, if this fails again replace the battery. The charge rate is 40A for 30minutes or 10amps for
2 hours.
NOTE: IF measured at the fuse box and the chassis
ground the battery must measure above 12.3V. Direct
battery testing is the procedure recommended.
8)
`
At completion of a successful test, or installation of a new battery
- Reconnect 12 volt main connector
- Reinstall Fuse #10 for solar roof (SPBC)
- Calibrate Park Brake
- Initialize all four (4) windows
For any failed 12V battery provide a printout or a copy of the readings (image for TSS case and
warranty submission)
Normal warranty rates and codes apply.
Karma Automotive Bulletins and service documents are intended for use by experienced and trained Technicians. If you lack the skills, tools, equipment
and a suitable workshop for any procedure described in this document, we suggest you leave such repairs to a Karma retailer and service provider. See
your service provider for advice on whether your vehicle may benefit from the information contained within this document. The information contained in
the Karma Bulletin is accurate at the date of publication. However, Karma Automotive regularly updates technical information. Please check with your
Karma Automotive Retailer and Karma Automotive service provider that the bulletin you intend to use contains the latest available information.
Page 4 of 4
Published September 2017
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TSB/Document ID: SC-17-90-25
Replacement Service Bulletin Number:
MFR Communication Date: 2017-09-27
MFR Internal Campaign ID/Software Version:
Communication Type: Service Bulletin/Repair Instructions
NHTSA Components: ELECTRICAL SYSTEM:12V/24V/48V BATTERY
MFR Component System:
MFR Component Subsystem:
Previous TSB | Next TSB |
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