5-17
EMS(Engine Management System)
CHECKING METHODS BY FAULT CODES
Checking of the Injector circuit
The fault code is displayed by MIL
Checking Circuit
Coupler terminal is based on wire harness.
Checking Procedure
1) Turn off the ignition key.
2) Check to see if the injector coupler has come loose or the wire is peeling off.
If there is no problem, measured the resistance of injector.
3)Disassemble the injector coupler and measure the resistance between injector terminals.
The resistance of injector : 14.5±0.7[
], 20
Remarks : measuring unit for resistance : resistance ‘ R ‘ [
]
4)If there is no problem, check the continuity between each terminal and ground.
The resistance between each terminal and ground :
∞
[
]
If resistance value is not normal, replace injector with the new one.
5)If the resistance is normal, turns on the ignition key
- If the fuel pump operated for 3 seconds, the power supply relay of injector is normal.
6) Measure between the voltage of coupler.
Measuring terminal : BLACK/RED electric wire ~ ground
Measuring voltage : battery voltage – 1.0[V]over
Remarks : Measuring unit of voltage : voltage [V]
7) If the measured voltage is normal,
Check the ‘Blue/Yellow’ electric wire to see if they have been broken or have short-circuited
or if the wire-harness coupler and the ECU coupler are a bad contact (ECU terminal No. 40)
If there is no problem in the electric wires, ECU is broken
Replace the ECU with new one, it rechecks
8) If the measured voltage is not normal,
Check the Black/Red electric wire to see if they have been broken or have short-circuited.
Check the fuel pump relay.
9) After fault repaired, to erase the memorized fault code in the ECU is refer to how to remove the fault code(5-10).
INJECTOR FUEL
PUMP
RELAY
ECU
40 : INJECTOR control
39 : FUEL PUMP control
Summary of Contents for B-BONE
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Page 8: ...1 4 SERVICE INFORMATION...
Page 9: ...SERVICE INFORMATION 1 5...
Page 10: ...1 6 SERVICE INFORMATION...
Page 11: ...1 7 SERVICE INFORMATION...
Page 12: ...1 8 SERVICE INFORMATION...
Page 13: ...1 9 SERVICE INFORMATION...
Page 22: ...MEMO...
Page 24: ...2 2 INSPECTIONS ADJUSTMENTS...
Page 25: ...2 3 INSPECTIONS ADJUSTMENTS...
Page 34: ...MEMO...
Page 44: ...MEMO...
Page 45: ...4 1 LUBRICATION SYSTEM 4 1 4 2 4 3 4 3 4 4 4 7 4 8 4 4 4...
Page 99: ...MEMO...
Page 100: ...MEMO...
Page 116: ...8 0 LH CRANKCASECOVER CONTINUOUSL YV ARIABLETRANSMISSION LH CRANK CASE COVER...
Page 130: ...9 0 A C GENERATOR STARTER CLUTCH sai COOLING FAN FLY WHEEL STARTER COMP SAI LID VALVE...
Page 131: ...9 9 9 9 9 9 9 9 1 A C GENERATOR STARTER CLUTCH 9 16...
Page 139: ...MEMO...
Page 156: ...11 0 CYLINDER PISTON CYLINDER CYLINDER GASKET PISTON TOPRING SECONDRING OILRING...
Page 160: ...11 4 CYLINDER PISTON...
Page 163: ...MEMO...
Page 164: ...12 0 TRANSMISSION CRANKSHAFT CRANK CASE...
Page 175: ...MEMO...
Page 190: ...14 0 REAR WHEEL SUSPENSION REAR SWING ARM...
Page 198: ...MEMO...
Page 199: ...MEMO...
Page 200: ...15 0 BRAKE SYSTEM...
Page 214: ...16 0 CHARGING SYSTEM 15A...
Page 234: ...MEMO...
Page 241: ...MEMO...
Page 242: ...MEMO...
Page 243: ...0 1 WIRING DIAGRAM EURO 2 WIRING DIAGRAM...
Page 244: ...0 2 WIRING DIAGRAM EURO 3 WIRING DIAGRAM...
Page 245: ...SERVICEMANUAL 2009 02 PRINTED 2009 02 PUBLICATION C CO OP PY Y P PR RO OH HI IB BI IT T...
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