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Pub.No.00EMT0003, AUGUST 2010 
Shop Manual 
electrical 
For South Africa 
(EURO 2) 
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Pub.No.00EMT0003, AUGUST 2010 
Shop Manual 
electrical 
For South Africa 
(EURO 2) 
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Pub.No.00EMT0003, AUGUST 2010 
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GROUP INDEX 
FOREWORD 
This Shop Manual is published for the information and 
guidance of personnel responsible for maintenance of 
Mitsubishi Fuso FK.FM.FN series trucks, and includes 
procedures for adjustment and maintenance services. 
We earnestly look forward to seeing that this manual is 
made full use of in order to perform correct services with 
no wastage. 
For more details, please consult your nearest authorized 
Mitsubishi Fuso dealer or distributors. 
Kindly note that the specifications and maintenance ser- 
vice figures are subject to change without prior notice in 
line with improvement which will be effected from time to 
time in the future. 
AUGUST 2010 
Applicable models 
FK.FM.FN 
В©2010 Mitsubishi Fuso Truck & Bus Corporation 
GENERAL ................................................ 
SPECIFICATIONS .................................... 
STRUCTURE AND OPERATION............. 
TROUBLESHOOTING ............................. 
POWER, CHARGE AND GROUND 
CIRCUIT ................................................... 
ENGINE STARTING AND 
STOPPING CIRCUIT................................ 
LIGHTING CIRCUIT ................................. 
METER CIRCUIT...................................... 
INDICATOR AND WARNING 
LAMP CIRCUIT ........................................ 
CAB SIDE ELECTRICAL CIRCUIT ......... 
CHASSIS SIDE ELECTRICAL 
CIRCUIT ................................................... 
OTHER CIRCUIT...................................... 
ELECTRICAL EQUIPMENT 
INSTALLATION POSITIONS ................... 
INSPECTION OF ELECTRICAL 
EQUIPMENT ............................................ 
STARTER AND ALTERNATOR ............... 
ON-VEHICLE INSPECTION AND 
ADJUSTMENT ......................................... 
CONNECTOR CONFIGURATION 
CHART ..................................................... 
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This Shop Manual contains the information classified into the following groups. 
If any system or equipment has two or more variations with significantly different construction, the variations are 
handled as different groups. These groups are identified by different alphabets preceded by the same number. 
1. ENGINE volume 
2. CHASSIS volume 
3. ELECTRICAL volume 
Group No. 
Group subject 
11 
ENGINE 
12 
LUBRICATION 
13 
FUEL AND ENGINE CONTROL 
14 
COOLING 
15 
INTAKE AND EXHAUST 
Group No. 
Group subject 
21 
CLUTCH 
22A 
MANUAL TRANSMISSION <M060S6, M070S6> 
22B 
MANUAL TRANSMISSION <M060S9 (EATON FS-8209)> 
25 
PROPELLER SHAFT 
26A 
FRONT AXLE <FK61> 
26B 
FRONT AXLE <FK62, FM, FN> 
27 
REAR AXLE 
31 
WHEEL, TIRE 
33 
FRONT SUSPENSION 
34A 
REAR SUSPENSION <LEAF (SHACKLE LINK TYPE)> 
34B 
REAR SUSPENSION <LEAF (TRUNNION TYPE)> 
35A 
BRAKE <AIR OVER HYDRAULIC BRAKE> 
35B 
BRAKE <FULL AIR BRAKE> 
35EA 
ANTI-LOCK BRAKE SYSTEM (ABS) <AIR OVER HYDRAULIC BRAKE> 
35EB 
ANTI-LOCK BRAKE SYSTEM (ABS) <FULL AIR BRAKE> 
36 
PARKING BRAKE 
37 
STEERING 
41 
BUMPER, FRAME 
42 
CAB MOUNTING, TILT 
43 
DOOR 
51 
EXTERIOR 
52 
INTERIOR 
55 
HEATER 
Group No. 
Group subject 
54 
ELECTRICAL 
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CONTENTS 
54-00A GENERAL 
VEHICLE MODEL CODING 
SYSTEM............................................... 54-00A-2 
EQUIPMENT TYPE CODING 
SYSTEM................................................ 54-00A-3 
POWER TRAIN TABLE ........................ 54-00A-5 
HOW TO READ THIS MANUAL .......... 54-00A-6 
1. Illustrated Parts Breakdown and 
Service Procedures .......................... 54-00A-8 
2. How to Use Diagnosis Codes 
<Electronic Control System> ........... 54-00A-10 
3. How to Read Circuits....................... 54-00A-11 
CHASSIS NUMBER, ENGINE 
NUMBER AND NAME PLATE........... 54-00A-14 
PRECAUTIONS FOR MAINTENANCE 
OPERATION ...................................... 54-00A-15 
JACKING UP THE VEHICLE............. 54-00A-25 
DIAGNOSIS CODES 
1. Diagnosis Codes ........................... 54-00A-28 
2. Reading and Erasing the 
Diagnosis Code ............................. 54-00A-29 
TABLE OF STANDARD TIGHTENING 
TORQUES .......................................... 54-00A-36 
54-00B SPECIFICATIONS 
SPECIFICATIONS ............................... 54-00B-2 
54-00C STRUCTURE AND 
OPERATION 
1. Starter....................................................... 54-00C-2 
2. Alternator ................................................. 54-00C-3 
3. Lighting .................................................... 54-00C-6 
4. Meter Cluster ........................................... 54-00C-8 
5. MUTIC (Multipurpose Timing Control 
Unit) ...................................................... 54-00C-18 
6. Engine Electronic Control Unit 
(Starter Continuous Energizing 
Preventing Function) .......................... 54-00C-22 
54-00D TROUBLESHOOTING 
TROUBLESHOOTING ......................... 54-00D-2 
54-01 POWER, CHARGE AND 
GROUND CIRCUIT 
HIGH-CURRENT FUSE BOX ................. 54-01-2 
RELAY AND FUSE BOX ........................ 54-01-4 
RELAY AND FUSE BOX 
CIRCUIT......................................... 54-01-6 
POWER CIRCUIT .......................... 54-01-8 
RESERVE POWER CIRCUIT....... 54-01-20 
BATTERY CHARGING 
CIRCUIT....................................... 54-01-21 
GROUND ..................................... 54-01-22 
54-02 ENGINE STARTING AND 
STOPPING CIRCUIT 
ENGINE STARTING CIRCUIT ...... 54-02-2 
ENGINE STOPPING CIRCUIT 
................................................ (See Gr13.) 
54-03 LIGHTING CIRCUIT 
HEADLAMP CIRCUIT ................... 54-03-2 
TAIL, POSITION AND LICENSE 
PLATE LAMPS CIRCUIT ............. 54-03-3 
STOP LAMP CIRCUIT................... 54-03-4 
TURN SIGNAL AND HAZARD 
LAMP CIRCUIT ............................. 54-03-6 
BACKUP LAMP CIRCUIT ............. 54-03-8 
CAB LAMP CIRCUIT................... 54-03-10 
ILLUMINATION LAMP 
CIRCUIT....................................... 54-03-12 
104 
110 
115 
125 
130 
210 
215 
310 
320 
325 
330 
340 
345 
348 
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54-04 METER CIRCUIT 
METER CLUSTER INTERNAL 
CIRCUIT......................................... 54-04-2 
TACHOMETER CIRCUIT .............. 54-04-3 
SPEEDOMETER CIRCUIT ............ 54-04-4 
FUEL GAUGE CIRCUIT ................ 54-04-5 
WATER TEMPERATURE GAUGE 
CIRCUIT......................................... 54-04-6 
AIR GAUGE CIRCUIT .................... 54-04-7 
54-05 INDICATOR AND 
WARNING LAMP 
CIRCUIT 
PARKING BRAKE INDICATOR 
CIRCUIT......................................... 54-05-2 
BRAKE WARNING CIRCUIT ........ 54-05-4 
AIR CLEANER ELEMENT 
WARNING CIRCUIT ...................... 54-05-6 
WATER LEVEL AND OVERHEATING 
WARNING CIRCUIT ...................... 54-05-7 
ENGINE OIL LEVEL WARNING 
CIRCUIT......................................... 54-05-8 
ENGINE OIL PRESSURE 
WARNING CIRCUIT ...................... 54-05-9 
ENGINE OIL FILTER WARNING 
CIRCUIT....................................... 54-05-10 
TRANSMISSION HIGH/LOW 
INDICATOR CIRCUIT.................. 54-05-11 
CAB TILT WARNING CIRCUIT... 54-05-12 
FUEL FILTER WARNING 
CIRCUIT........................................ 54-05-13 
54-06 CAB SIDE ELECTRICAL 
CIRCUIT 
CIGARETTE LIGHTER CIRCUIT .. 54-06-2 
WIPER AND WASHER CIRCUIT .. 54-06-3 
HORN CIRCUIT ............................. 54-06-4 
HEATER CIRCUIT ......................... 54-06-5 
POWER TILT CIRCUIT.................. 54-06-6 
54-07 CHASSIS SIDE 
ELECTRICAL CIRCUIT 
EXHAUST BRAKE CIRCUIT......... 54-07-2 
54-09 OTHER CIRCUIT 
JOINT CONNECTOR (J/C) ........... 54-09-2 
COMMON RAIL SYSTEM ELECTRIC 
CIRCUIT DIAGRAM......................... (See Gr13.) 
ANTI-LOCK BRAKE SYSTEM 
CIRCUIT DIAGRAM........................ (See Gr35E.) 
54-10 ELECTRICAL EQUIP- 
MENT INSTALLATION 
POSITIONS 
Cab side 
SWITCH AND SENSOR.................... 54-10-2 
RELAY, ELECTRONIC 
CONTROL UNIT AND FUSE ............ 54-10-6 
METER, BUZZER AND 
MOTOR ........................................... 54-10-10 
HEATER ......................................... 54-10-12 
DOOR .............................................. 54-10-13 
ROOF .............................................. 54-10-14 
CAB ................................................. 54-10-15 
POWER TILT................................... 54-10-16 
JOINTS OF MAIN HARNESS 
CONNECTORS ............................... 54-10-18 
Engine and transmission 
ENGINE ........................................... 54-10-22 
TRANSMISSION ............................. 54-10-23 
Chassis side 
SWITCH AND SENSOR.................. 54-10-24 
FUSE ............................................... 54-10-27 
MAGNETIC VALVE AND 
BUZZER .......................................... 54-10-28 
JOINTS OF HARNESS 
CONNECTORS ............................... 54-10-29 
OTHERS .......................................... 54-10-30 
401 
410 
412 
420 
425 
436 
510 
515 
520 
530 
535 
536 
538 
548 
550 
566 
610 
614 
616 
618 
650 
710 
905 
A 
B 
C 
D 
E 
F 
G 
H 
J 
R 
S 
T 
U 
V 
W 
X 
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54-11 INSPECTION OF ELEC- 
TRICAL EQUIPMENT 
#001 to #179 SWITCH ............................ 54-11-2 
#180 to #249 RELAY .............................. 54-11-7 
#250 to #349 SENSOR ........................... 54-11-8 
#350 to #409 CONTROL UNIT ............. 54-11-10 
#410 to #509 MOTOR ........................... 54-11-11 
#560 to #609 MAGNETIC VALVE ........ 54-11-12 
#610 to #649 BUZZER, HORN ............. 54-11-13 
#650 to #699 LAMP .............................. 54-11-14 
#750 to #859 OTHER............................ 54-11-15 
#860 BATTERY..................................... 54-11-18 
#890 METER ......................................... 54-11-21 
54-12 STARTER AND 
ALTERNATOR 
#930 STARTER....................................... 54-12-2 
#940 ALTERNATOR ............................. 54-12-16 
54-13 ON-VEHICLE 
INSPECTION 
AND ADJUSTMENT 
#950 INSPECTION OF ALTERNATOR .. 54-13-2 
#951 INSPECTION OF REGULATOR .... 54-13-3 
#956 INSPECTION OF STARTER 
CONTINUOUS ENERGIZING 
PREVENTING FUNCTION ............ 54-13-4 
#960 HEADLAMP AIMING ..................... 54-13-6 
54-14 CONNECTOR 
CONFIGURATION 
CHART 
CONNECTOR CONFIGURATION 
CHART .................................................... 54-14-2 
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