TSRM/MK3 Supra/Repair Manual
Repair ManualWiring Diagrams
p.102
BE/Body Electrical System103 / 116
p.104
DESCRIPTION OF SYMBOLS — MK3 Supra Body Electrical System, page 103
100%
DESCRIPTION OF SYMBOLS [Rectangle symbol] ..... Inspection [Oval symbol] ..... Check or replace part [Circle symbol] ..... Test by operating radio 1. DEAD RADIO AND TAPE PLAYER (a) No power to radio or tape player, or power but no sound. Possible causes: • Blown DOME fuse • Short circuit or broken wire in power source wire harness • Loose connectors behind radio and tape player • Loose speaker connector • Defective speaker • Broken wire in speaker wire harness • Improperly installed radio or tape player • Defective radio or tape player TEST 1 Check DOME fuse. → OK → Proceed to Test 2. ↓ Blown ↓ No Replace fuse. → Does not blow → [Circle symbol] → OK ↓ Blows again Check for short circuit in power source wire harness. → No short → Replace radio and tape player. ↓ Short Inspect and repair wire harness for radio and tape player.