Suzuki Engine 2002 GRAND VITARA SQ625, Service Manual

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CHARGING SYSTEM 6H-9
Generator
Trouble in charging system will show up as one or more of follow-
ing conditions:
1) Faulty indicator lamp operation.
2) An undercharged battery as evidenced by slow cranking or
indicator dark.
3) An overcharged battery as evidenced by excessive spewing
of electrolyte from vents.
Noise from generator may be caused by a loose drive pulley,
loose mounting bolts, worn or dirty bearings, defective diode, or
defective stator.
FAULTY INDICATION LAMP OPERATION
CAUTION:
• Do not mistake polarities of IG terminal and L terminal.
• Do not create a short circuit between IG and L termi-
nals.
Always connect these terminals through a lamp.
• Do not connect any load between L and E.
• When connecting a charger or a booster battery to
vehicle battery, refer to this section describing battery
charging.
[A] : 60 A type E : Ground
[B] : 70 A type F : Field coil terminal
[C] : 80 A type IG : Ignition terminal
B : Generator output (Battery terminal) L : Lamp terminal
D : Dummy terminal
Condition Possible Cause Correction
Charge light does not
light with ignition ON
and engine off Fuse blown Check fuse.
Light burned out Replace light.
Wiring connection loose Tighten loose connection.
IC regulator faulty (60 A type only) Check generator.
IC regulator or field coil faulty (70 A and 80 A
types only) Check generator.
Poor contact between brush and slip ring (70 A
and 80 A types only) Repair or replace.
Charge light does not
go out with engine
running (battery
requires frequent
recharging) Drive belt loose or worn Adjust or replace drive belt.
IC regulator or generator faulty Check charging system.
Wiring faulty Repair wiring.