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Home >> Ford >> 2000 >> Contour SE, 2.5 L, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 139 (Engine Controls - System & Component Testing - 7.3L Diesel) >> Hard Start/No-Start Diagnostic Procedures >> Test 9A: Check VPWR While Cranking >> Possible Causes

Possible Causes

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NOTE: Battery voltage less than 9.5 volts can cause scan tool to reset. If scan tool resets during a self-test or while PID monitoring, it may be necessary to install a battery charger to maintain correct voltage.