Precautions; Troubleshooting - Toyota Land Cruiser 1988 Repair Manual

CH-2
Problem
Discharge warning
light does not lgiht
with ignition ON and
and engine not
running
Discharge warning
light does not go
out with engine
running (battery
requires frequent
recharging)
CHARGING SYSTEM- Precautions, Troubleshooting
PRECAUTIONS
1. Check that the battery cables are connected to
the correct terminals.
2. Disconnect the battery cables when the battery is
given a quick charge.
3. Do not perform tests with a high voltage insula-
tion resistance tester.
4. Never disconnect the battery while the engine is
running.
TROUBLESHOOTING
Possible cause Remedy Page
Fuse blown Check "CHARGE" and "GAUGE"
fuses
Light burned out Replace Jgiht
Wiring connections loose
Tighten loose connections
IC regulator faulty Replace IC regulator CH-6
Drive belt loose or worn Adjust or replace drive belt CH-3
Battery cables loose, corroded or worm Repair or replace cables
Fuse blown Check "ENGINE" fuse
Fusible link blown
Replace fusible link
JC regulator or alternator faulty Check charging system CH-4
Wiring faulty Repair wiring