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Home >> Hummer >> 2008 >> H3 Base, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 178 (Battery, Charging System And Starting System) >> Diagnostic Information and Procedures >> DTC B1325 >> Circuit/System Verification

Circuit/System Verification

WARNING: This page is about a different car, the 2008 Cadillac STS. However, it is still accessible from the selected car via links, so may be relevant.
  1. Engine running measure and record the voltage at the battery terminals. Verify that the battery voltage is 12.5-15.5 volts.
  2. Engine running, observe the scan tool Battery Positive Voltage parameter in the data list of the module setting the DTC. Verify that the scan tool displays a value that is within 2 volts of the battery voltage recorded in step 1.
    • If the scan tool parameter is not within the specified range, go to Circuit/System Testing.
  3. Go to Diagnostic Aids .
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