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Trouble Diagnoses SYMPTOM CHART REFERENCE PAGE SYMPTOM POWER SUPPL Y A ND GROUND CIRCUIT CHECK DIAGNOSTIC PROCEDURE 1 (Lighting switch input signal check) DIAGNOSTIC PROCEDURE 2 (Key switch input signal check) DIAGNOSTIC PROCEDURE 3 Light warning chime does not acti- X X X Ignition key warning chime does X X X All warning chimes do not activate. X X POWER SUPPLY AND GROUND CIRCUIT CHECK Power Supply Circuit Check Terminals Ignition switch position 䊝 䊞 OFF ACC ON 쑗 9 Ground Battery Battery Battery 쑗 1 Ground 0V 0V Battery Ground Circuit Check Terminals Continuity 쑗 16 - Ground Yes Time control YEL430B Time control unit connector YEL431B WARNING CHIME EL-183 |