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CPX-950

www.midtronicseurope.com

Midtronics BV Hoofdveste 6-8 3992DG Houten

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8 – Maintenance & Troubleshooting

8 – Maintenance & Troubleshooting

CPX-950

 

Charge Battery

The starter voltage is low and the battery is discharged. Fully charge the battery and repeat the 

starter system test.

 

Replace Battery

If the battery test result was (REPLACE or BAD CELL.) The battery must be replaced before 

testing the starter. 

 

Low Cranking 

Amps

The starter voltage is high but the cranking amps are low.

 

Cranking Skipped

The engine didn’t start and the test was aborted or the vehicle’s starting profile was not detected 

and the Starter Test was skipped.

Alternator Test Results

Decision

Action

 

CHARGING 

NORMAL

The output from the alternator is normal.

 

NO OUTPUT

No output detected.  Check belts to ensure alternator is rotating when engine is running.

  Check all alternator connections including to the battery. 

Clean or replace if necessary and retest.

  If the belts and connections are in good working condition, 

replace alternator or external voltage regulator.

 

LOW OUTPUT

Alternator not providing enough current to power electrical loads and charge the battery.

  Check belts to ensure the alternator is rotating with the 

engine running.

  Check alternator connections to and from the battery. If 

loose or heavily corroded, clean or replace the cable and 

retest.

 

HIGH OUTPUT

Alternator voltage to the battery exceeds normal limits of a functioning regulator.

  Check for loose and normal ground connections. If no 

connection problems are found, replace the regulator.

The normal high limit of a typical automotive regulator is 14.5 volts +/–0.5. Refer to the 

manufacturer specifications for the correct limit, which may vary by vehicle type.

Decision

Cranking 

Health

Reserve 

Capacity

SOH Message

 

Good 

Battery

Good

No Test

The battery shows good cranking performance. Test the battery again 

at next service opportunity.

 

Good 

Recharge

Good 

Recharge

The battery shows good cranking performance but low charge. 

Fully charge the battery for optimal performance and life. Check the 

starting and charging systems for causes of low charge.

 

Charge & 

Retest

Charge & 

Retest

Charge the battery and retest to determine condition.

 

Replace 

Battery

Warning

The battery shows low cranking performance. Replace the battery to 

prevent a no-start situation in your vehicle.

Warning

The battery shows low cranking performance. Replace the battery to 

prevent a no-start situation in your vehicle.

No Test

No Test

No Test

Conditions have prevented a test of the battery reserve capacity. 

Ensure that there are no loads on the battery before attempting any 

retest.

Generate Pair Results

Decision

Action

In balance

The batteries are working correctly and are balanced.

Pack replace

Replace the battery and retest. A REPLACE result may also mean a poor con-

nection between the battery cables and the battery. After disconnecting the 

battery cables, retest the battery using the out-of vehicle test before replacing 

it.

Pack charge

Charge the battery pair and retest. Failure to fully charge the battery before 

retesting may cause false readings. If CHARGE appears again after you fully 

charge the battery, replace the battery.

Pack out of 

balance

The batteries are not balanced with each other and should not be used 

together.

Starter Test Results

Decision

Action

 

Cranking Normal

The starter voltage is normal and the battery is fully charged.

 

Low Voltage

The starter voltage is low and the battery is fully charged.

Содержание CPX-950 EU

Страница 1: ...CPX 950 EU Battery Electrical Diagnostic Analyzer For 12 volt automotive batteries and 24V systems User Manual JUN 2019 167 000929EN A ...

Страница 2: ...Main Menu Icons 7 Inspecting the Battery 7 Testing Under Hood or Under Seat 8 System Test 8 2 12V Battery 9 3 24V System 11 Battery Test 11 Generate Pair 12 In Vehicle test 24V System Test 14 System Test Results 14 14 5 History 16 6 Messages 17 Message Types 17 7 Settings 18 Tool 18 Display 18 Date Time 18 Version 19 Check for Updates 19 Email Format 19 Shop Info 19 ...

Страница 3: ...ear proper safety glasses or face shield when working with or around batteries 9 9 Keep hair hands and clothing as well as the analyzer cords and cables away from moving engine parts 9 9 Remove any jewelry or watches before you start servicing the battery 9 9 Use caution when working with metallic tools to prevent sparks or short circuits 9 9 Never lean over a battery when testing charging or jump...

Страница 4: ...on icseurope com eula Before starting the use of your tool read this EULA By using the tool you agree to having read understood and agreed to the contents of our EULA 3 Next you are requested to add your preferred date setting MMDDYYYY or DDMMYYYY and the time setting 24 hour or AM PM and the actual time The date can only be changed by Midtronics service centers 4 Next up a WiFi connection can be ...

Страница 5: ... connections Repair or replace them as needed Corrosion on the battery terminals and dirt or acid on the case top Clean the case and termi nals using a wire brush and a mixture of water and baking soda Low electrolyte level If the electrolyte level is too low add distilled water to fill up to above the top of the plates and fully charge the battery Do not overfill Corroded or loose battery tray an...

Страница 6: ...irst select whether you wish to perform a battery test or generate a battery pair For generate pair test instructions see next page 2 Connect to the first battery 3 Battery Test Setup Edit the displayed battery information Battery Type SLI AGM Number of Batteries 1 2 Battery Units EN SAE IEC DIN EN2 JIS Battery Rating Hold down or to increase scrolling speed VIN Insert the last 5 number of the Veh...

Страница 7: ...onal Rating Description Range EN European Norms The battery is required to meet a voltage of 7 5V after 10 seconds 100 to 3000 SAE Society of Automotive Engineers norm The test specifies that the battery at a temperature of 18 C will deliver a current equal to the Cold Cranking Amps for 30 seconds with the voltage staying above 7 2 volts 100 to 3000 IEC International Electrotechnical Commission no...

Страница 8: ...he alternator output again 5 When prompted Idle the engine and and select Next 6 Turn on the high beam headlights and ventilation blower 7 Select Next The analyzer tests the alternator output 8 When prompted rev and hold the engine to between 1000 to 1250 rpm The analyzer tests the alternator output again 9 When prompted Idle the engine turn off loads then turn off ingition and select Next 10 If a...

Страница 9: ... An important action cannot be performed and may require user action Notifications Indicates an action has been performed or data has been sent 6 Messages History Use History to access the tool usage history a vehicle history based on VIN and by test result decisions Press to return to the previous screen select options and when necessary O to enter or continue to the next step Use BACK to return ...

Страница 10: ...te Blank With the displayed alphanumeric keypad use to highlight the desired alphanumeric character Select to access the lower case and symbol character maps Once all of the alphanumeric characters have been entered select Save or Esc to exit without saving Settings Use Setup to setup and adjust the tester display and time shop and administrative settings network connectivity and BMIS settings Too...

Страница 11: ...ircuit with a simple test The test requires an ohmmeter and a wire or paper clip if the ohmmeter probes are too large to insert into the pin holes You will also need to a pencil or plastic marker to keep the clamp jaws apart Test Procedure You are testing the continuity of the following end points The positive RED clamp jaw without teeth and its corresponding pin hole The positive RED clamp jaw wi...

Страница 12: ...face down 2 Use a Phillips screwdriver to remove the screw securing the door to the battery compartment Battery Cover Screw 3 Lift the door at the tab and place it aside 3 Touch the toothless jaw of the clamp with the other probe tip Wiggle the battery test cables The resistance reading should be less than 1Ω 4 Repeat the test for the TEETH side of the circuit this time touching the jaw with teeth...

Страница 13: ...low reserve capacity performance Low reserve capacity will compromise the battery s ability to provide power to the vehicle and hold a charge over time Check the starting and charging systems for causes of low charge Charge and Retest The battery shows low charge and low reserve capacity performance Low reserve capacity will compromise the battery s ability to provide power to the vehicle and hold...

Страница 14: ... the manufacturer specifications for the correct limit which may vary by vehicle type Decision Cranking Health Reserve Capacity SOH Message Good Battery Good No Test The battery shows good cranking performance Test the battery again at next service opportunity Good Recharge Good Recharge The battery shows good cranking performance but low charge Fully charge the battery for optimal performance and...

Страница 15: ...r or replace the unit with a re manufactured unit This limited warranty applies only to Midtronics battery testers and does not cover any other equipment static damage water damage overvoltage dropping the unit or damage resulting from extraneous causes including owner misuse Midtronics is not liable for any incidental or consequential damages for breach of this warranty The warranty is void if ow...

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