Detroit Diesel Troubleshooting Diagrams

Series 60 Low Battery Voltage

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To determine if a weak battery is causing starting difficulty, perform the following steps: ‪

  1. Measure the battery voltage; refer to OEM guidelines.
    1. If voltage is between 10.5 – 14 volts (21 – 26 volts for a 24 volt system), check the terminals;
    2. If voltage is less than 10.5 volts (21 volts for a 24 volt system), replacement is necessary;

Battery Replacement

Perform the following steps for battery repair: ‪

  1. Remove and replace the battery; refer to OEM guidelines.
  2. Verify battery replacement;
Test Engine with Replaced Battery

Perform the following steps to determine if the battery replacement resolved starting difficulty: ‪

  1. Attempt to start and run the engine.
    1. If the engine starts and runs, no further troubleshooting is required. Shut down the engine.
    2. If the engine fails to start and run, check the terminals;

Written by sam

October 28th, 2011 at 3:56 am

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