NO.1 MELTING OF MAIN OR OTHER FUSES [MZR-CD 2.2]SM2444536
NO.1 MELTING OF MAIN OR OTHER FUSES [MZR-CD 2.2]

id0103f3800700

1

MELTING OF MAIN OR OTHER FUSES

[TROUBLESHOOTING HINTS]
Inspect condition of fuse.

Damaged fuse

Related wiring harness

MAIN
MAIN fuse
• Generator
• Starter
ENGINE
(30A, in Main fuse block)
ENGINE (30A) fuse
• Main relay (primary circuit)
― PCM
• Main relay (secondary circuit)
― ECM fuse
― ENG BAR 1 fuse
ECM
ECM fuse
• PCM
• Cooling fan relay No.1
• Cooling fan relay No.2
ENG BAR 1
ENG BAR 1 fuse
• MAF/IAT sensor
• Variable boost control solenoid valve
• EGR cooler bypass valve
• A/F sensor (heater)
IG KEY1
IG KEY1 fuse
• ROOM fuse
• Ignition switch
― ENGINE fuse (15A, in Fuse block)
ROOM
ROOM fuse
• DLC-2
ENGINE
(15A, in Fuse block)
ENGINE (15A) fuse
• PCM
• SCR control unit
IG KEY2
IG KEY2 fuse
• Ignition switch
― ST SIG fuse
• Starter relay
ST SIG
ST SIG fuse
• PCM
F WARM
(With fuel warmer)
F WARM fuse
• Fuel warmer
GLOW
GLOW fuse
• Glow plug relay
― GLOW SIG fuse
― Glow plug
FAN1
FAN1 fuse
• Cooling fan relay No.1 (secondary circuit)
― Cooling fan control module No.1
FAN2
FAN2 fuse
• Cooling fan relay No.2 (secondary circuit)
― Cooling fan control module No.2
GLOW SIG
GLOW SIG fuse
• PCM
ENG B+
ENG B+ fuse
• PCM
SCR
(40A, in Main fuse block)
SCR (40A) fuse
• SCR relay (primary circuit)
― PCM
• SCR relay (secondary circuit)
― PCM
― SCR fuse (10A, in Fuse block)
SCR
(10A, in Fuse block)
SCR (10A) fuse
• PCM
• NOx sensor control module