2. STARTING CIRCUIT (GCIC QSB7 ENGINE) OPERATING FLOW OPERATING FLOW 1) 1) Battery(+) terminal Battery relay [cR-1] circuit breaker [cN-60] Master switch [cs-74] Fuse box [No.4] i/conn [cN-5(36)] start switch [cs-2(1)] (1) When start key switch is in ON position start switch ON [cs-2 (2)] i/conn [cN-5 (60)] Battery relay [cR-1] Battery relay operating (all power is supplied with the electric component) start switch ON [cs-2 (3)] RMs [c N-125A (5) RMs conn [cN-125 (2) (4)] i/conn [cN-5 (59)] power relay [cR-35 (86) (87)] Fuse box [No.10] EcM power relay [cR-45 (2) (5)] l/conn [cN-4 (4)] Emergency engine stop sw [ cN -33 (2) (1)] l/conn [cN-4 (13)] Fuse box [No.
8] When start key switch is in stARt position start switch stARt [cs-2 (6)] i/conn [c N-5 (35)] Stater limit relay[ cR-5 (86)] (2) c R-104(3) (4)] ECM [CN-94 (9)] i/conn [c N-3 (6)] Starter lockout relay [cR-15(86)] ECM [CN-94 (57)] i/conn [c N-3 (12)] Starter lockout relay [cR-15(85)] MCU [CN-51 (20)] Starter lockout relay [cR-15(87a) →(30) ] c R-5 (85)] Anti-restart relay [ Anti-restart relay [ l/conn [c N-2 (4)] start relay [c R-23(2)] c R-5 (30) Anti-restart relay [ (87)] 2) cHEcK pOiNt 4-8 Engine start switch check point voltage OpERAtiNG stARt ① - GND (battery) ② - GND (start key) ③ - GND (battery relay M4) + ④ - GND (starter B ) ⑤ - GND (starter M) ⑥ - GND (start relay) ⑦ - GND (battery relay M8) 20~25v