03DelcoRemy Diagnostic Manual130004222020

delcoremy.com Page 9 PRELIMINARY DIAGNOSIS FLOW CHART 2-2. UNDERCHARGE SYMPTOMS • Slow or no cranking • Low voltmeter reading • Dim lights/slow turn signal flashers START VEHICLE CHECK ALTERNATOR VOLTAGE & OUTPUT (PAGE 19) TIGHTEN BELT TO MANUFACTURER TENSION SPECS CHECK STARTER SOLENOID CIRCUIT (PAGE 14) REPAIR WIRING CIRCUIT - VERIFY REPAIR CHECK DRIVE BELT VERIFY COMPLAINT TEST BATTERIES (PAGE 11) CHECK CRANKING CIRCUIT (PAGE 12) REPAIR AND VERIFY REPAIR SEE STARTER REPLACEMENT DETERMINATION (PAGE 17) CHECK PULLEYS FOR LOCKED BEARINGS REPAIR DEFECTIVE COMPONENT REPLACE BELT CHARGE BATTERIES CRANK ENGINE CHECK ALTERNATOR VOLTAGE & OUTPUT (PAGE 19) SLOW OK OK OK LOCKED DEFECTIVE OK OK OK DEFECTIVE OK OK BUT DISCHARGED MISSING LOOSE