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Honda Eu7000is, Manual

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Honda Eu7000is Manual Download Page 23

EU-106

Date Revised: March 2021 (PSV52522-S)

© 1998-2021 American Honda Motor Co., Inc.—All Rights Reserved

EU M

o

dels

(Starting system failure)

33

1

3

5

1

3

5

3

2

1

7

8

18

9

Bl/W

Y/Bu

Y/Bu

Bl/W

Bl/Y

Bl/Y

Bl/Y

Bl/W

Bl/W

G/O

G/O

G/O

G/O

Br/W

Bl/Y

10

3

4

Y/Bu

2

1

3

9

10

3

BAT

ACC

GCU

MAIN SWITCH

ACC

BAT

ON

OFF

U

V

W

20

R

W

Bu

U

V

W

STATOR (MASTER)

6

R

W

Bu

R

W

Bu

R

W

Bu

PC+

Bl

Bl/W

Y/Bu

Bu

Bl

Bl/Y

T3

T1

T2

STARTER
MOTOR

C9

GND3

CKP
SENSOR

C3

C4

STMAG

STMAG

STMAG(+12V)

STMAG(+12V)

MAIN

SWITCH

15A

Replace or repair the wire harness.

Abnormal

Bl

Black

Br

Brown

Y

Yellow

O

Orange

Bu Blue

Lb

Light blue

G

Green

Lg

Light green

R

Red

P

Pink

W

White

Gr

Gray

Go to the next page.

9

4 3 2 1

6

7

8

5

10

4

9

8

7

6

3

2

1

10

5

17

14 13

16 15

32

33

30

31

27 26

29 28

11

12

9

10

6 5

8 7

24

25

22

23

18

21 20

3

4

1

3

18

C9

Bl/W

Bl/W

GCU

STATER
MAGNETIC
SWITCH

Replace the CKP sensor.

Abnormal

Normal

Normal

Check the battery condition, using a battery tester.

Replace or recharge the battery.

Abnormal

Normal

Check the wire harness between the starter motor and GCU for an open or 
short circuit.

Check the CKP sensor.

Check the "PUSH THE STARTER SWITCH BUT STARTER MOTOR DOES 
NOT TURN" of the GCU inspection 

(page EU-126)

.

Replace the GCU.

Abnormal

Normal

Summary of Contents for Eu7000is

Page 1: ...NT Refer to the appropriate shop manual for troubleshooting techniques for the CO MINDERTM and wireless Bluetooth systems SYSTEM LOCATION EU 85 TERMINAL ARRANGEMENT EU 97 MECHANICAL TROUBLESHOOTING EU...

Page 2: ...1 PSV52522 S 1998 2021 American Honda Motor Co Inc All Rights Reserved EU Models SYSTEM LOCATION O2 SENSOR GCU CKP SENSOR THROTTLE CONTROL MOTOR EBT SENSOR INVERTER UNIT AAT SENSOR GCU internal BARO S...

Page 3: ...warrantable inverter generator repairs Important information to get from the customer Description of generator usage at the time of the failure Receptacles used Loads manufacturer model volts and amps...

Page 4: ...CU did not change the recoil resistance disconnect the inverter and retest the recoil resistance d If disconnecting the inverter did not change the recoil resistance visually inspect the stator see pa...

Page 5: ...caused the inverter to fail Test the stator see page EU 88 before contacting Techline or your DSM for further instruction GCU With the front cover and the control panel removed visually inspect the ci...

Page 6: ...continuing Test the fuel pressure Remove the fuel feed hose from the hose clip Relieve the fuel pressure by disconnecting the injector side quick connect fitting Attach the fuel pressure gauge TOOL Fu...

Page 7: ...r is ON ON Check the receptacles Check the circuit protectors Check the voltage selector switch Check the wiring from the inverter to the control panel 3 With a fully charged battery installed turn th...

Page 8: ...he specified voltages at the locations shown 8 Terminals Specified Voltage Generator Test Points CONNECTOR 1 and 2 1 and 3 2 and 3 CONNECTOR 1 and 2 1 and 3 2 and 3 15 VAC or more 9 Measure the resist...

Page 9: ...he generator must carry the rated Maximum output 120V 7 kVA 58 3 Amps 240V 7 kVA 29 1 Amps Rated output 120V 5 5 kVA 45 8 Amps 240V 5 5 kVA 22 9 Amps Call Techline Replace the GCU Reassemble then rete...

Page 10: ...flashing an error code and turning on or flashing the overload indicator When an error code appears on the i Monitor troubleshoot using the error code index LAMP COLOR Content Signal Output indicator...

Page 11: ...w the generator output the engine speed and the battery voltage in this sequence NORMAL DISPLAY MODE When you press the display button longer than 3 seconds while in the Engine run time hour mode the...

Page 12: ...output in volt amperes VA for the incident in this sequence When END appears in this mode press the display button longer than 3 seconds to change the display back to the error log mode Inverter outpu...

Page 13: ...u Bl W Bl W Br Bu G O W Bu G O Bl O W G O G O G O Br Y Bl Y G Bu W Bu MAIN_SW MAIN_SW STMAG 12V STMAG 12V STARTER SWITCH BARO SENSOR AAT SENSOR EBT SENSOR TH TH STARTER MOTOR THROTTLE CONTROL MOTOR i...

Page 14: ...rol motor phase A output 15 R TH A Throttle control motor Throttle control motor phase A output 16 Bu TH B Throttle control motor Throttle control motor phase B output 17 Y TH B Throttle control motor...

Page 15: ...DLC Dr H communication ground 2 Bu R TXD DLC Dr H communication transmit 3 Bu Y RXD DLC Dr H communication receive 4 Br W BAT_IN DLC Dr H communication power Terminal number Wire color Terminal mark C...

Page 16: ...O W GND_GCU GCU Communication ground 4 Bu Y TXD_M GCU Generator Master signal transmit 5 Bu R RXD_M GCU Generator Master signal receive 6 R 5V_GCU GCU 5 V input voltage Bl Black Br Brown Y Yellow O O...

Page 17: ...otor 1 When pushing the starter switch with main switch turned ON the starter motor is stopped Starter switch input failure Starter switch remains ON for more than specified period 1 Display only Abno...

Page 18: ...nverter unit overheated protection activated FET device power module temperature in the inverter exceeds the specified value 1 After shutting down the AC output the engine is left running at 2 400 rpm...

Page 19: ...normality is detected 1 Display only O2 sensor failure An open or short circuit in O2 sensor circuit is detected 3 Engine is stopped Fuel level sensor failure An open or short circuit in fuel level se...

Page 20: ...TCH MAINSW1 MAINSW2 BAT ACC ON OFF BATTERY GCU Check the fuses Check the main switch Replace the fuse Replace the main switch Good Normal Abnormal Blown Replace or repair the wire harness Abnormal Nor...

Page 21: ...2 1 10 5 3 Bl Y T3 9 4 3 2 1 6 7 8 5 10 4 9 8 7 6 3 2 1 10 5 17 14 13 16 15 32 33 30 31 27 26 29 28 11 12 9 10 6 5 8 7 24 25 22 23 18 21 20 3 4 1 3 18 G GCU G GND3 Bl Check the wire harness between t...

Page 22: ...level Add the recommended oil to the proper level Abnormal Check the oil level switch Normal Replace the oil level switch Abnormal Normal Perform the engine start procedure and check to see if an err...

Page 23: ...re harness Abnormal Bl Black Br Brown Y Yellow O Orange Bu Blue Lb Light blue G Green Lg Light green R Red P Pink W White Gr Gray Go to the next page 9 4 3 2 1 6 7 8 5 10 4 9 8 7 6 3 2 1 10 5 17 14 13...

Page 24: ...tor Abnormal Normal Normal Go to the next page Replace or repair the wire harness Abnormal 17 14 13 16 15 32 33 30 31 27 26 29 28 11 12 9 10 6 5 8 7 24 25 22 23 18 21 20 3 4 1 Y Bu 18 GCU 4 8 7 6 5 3...

Page 25: ...ss Abnormal From the previous page 5 3 1 20 3 5 1 5 3 1 1 1 2 3 6 R W Bu R W Bu Check the flywheel ring gear Replace the flywheel Abnormal Normal Normal Normal 17 14 13 16 15 32 33 30 31 27 26 29 28 1...

Page 26: ...ge Bu Blue Lb Light blue G Green Lg Light green R Red P Pink W White Gr Gray Normal 17 14 13 16 15 32 33 30 31 27 26 29 28 11 12 9 10 6 5 8 7 24 25 22 23 18 21 20 3 4 1 Bl Y 18 GCU 1 2 STARTER SWITCH...

Page 27: ...13 2 V with the engine OFF Replace the battery Abnormal Normal Replace the GCU and recheck Abnormal Perform the engine start procedure and check to see if an error code is displayed If the same error...

Page 28: ...green R Red P Pink W White Gr Gray 32 27 18 Y R Y Bl Y R Y Bl Y R Y Bl 3 3 4 EBT SENSOR C7 C8 Bl Bl Y Bl Y R TH TH GCU Check the front cover for blockages in the cooling air passage Remove the blocka...

Page 29: ...lace the throttle control motor Abnormal Normal Perform the engine start procedure twice and check to see if an error code is displayed If the same error code occurs replace the GCU and recheck Replac...

Page 30: ...3 1 20 R W Bu R W Bu R W Bu 1 5 3 1 1 2 3 U V W STATOR MASTER 6 R W Bu GCU Check the inverter unit Call Techline before replacing the inverter unit Abnormal Normal Replace or repair the wire harness A...

Page 31: ...and recheck Replace the inverter unit Call Techline before replacing the inverter Perform the engine start procedure twice and check to see if an error code is displayed Not displayed Same error code...

Page 32: ...l Normal Replace or repair the wire harness Abnormal Normal 5 3 1 20 3 5 1 5 3 1 1 1 2 3 6 R W Bu R W Bu Go to the next page U V W 5 3 1 20 R W Bu R W Bu R W Bu 1 5 3 1 1 2 3 U V W STATOR MASTER 6 R W...

Page 33: ...tart procedure twice and check to see if an error code is displayed Not displayed Same error code displayed Normal Replace or repair the wire harness Abnormal Normal Check the control panel main wire...

Page 34: ...inched or clogged Replace the fuel pump Abnormal Check the fuel pump pressure Normal Abnormal Check whether the fuel feed hose is leaking Check whether the fuel feed hose is pinched or clogged Check w...

Page 35: ...TOR MASTER 6 R W Bu 22 24 23 30 25 26 18 3 G O R Bu R Bu Y O W G Bu G O R Bu R Bu Y O W G Bu R W Bu 5 3 2 1 1 2 3 U V W STATOR SLAVE 7 R W Bu GCU INVERTER UNIT MAIN_U_M MAIN_V_M MAIN_W_M MAIN_U_S MAIN...

Page 36: ...unit Not displayed Same error code displayed Replace the GCU and recheck Bl Black Br Brown Y Yellow O Orange Bu Blue Lb Light blue G Green Lg Light green R Red P Pink W White Gr Gray Check the stator...

Page 37: ...t and recheck Call Techline before replacing the inverter Check the control panel main wire harness for an open or short circuit Check the inverter unit inspection Call Techline before replacing the i...

Page 38: ...error code is displayed If the same error code occurs replace the inverter unit and recheck Inverter unit internal failure FET open FET short Diode line short SCR short Inverter unit internal failure...

Page 39: ...1 2 1 3 4 6 3 4 1 1 3 4 5 6 2 5 2 T8 T14 T16 T7 T9 T15 T17 T14 T19 T12 T13 T10 T11 T6 T5 T4 30A 20 20 30 R W Gr Bu Bu Bu R R Bu R W R Bu Bu R W Bu Bu Bu Bu Bu Gr Bu Gr R Bu R R W Bu R Bu Bu W W Bl Bla...

Page 40: ...the engine running at normal operating temperature check to see if an error code is displayed If the same error code occurs replace the GCU and recheck O2 sensor failure 18 31 Bl Bl Bl 3 2 1 GCU O2 SE...

Page 41: ...Reserved EU Models Replace the O2 sensor Start the engine and keep it running for more than 90 seconds Do it three times and check to see if an error code is displayed Faulty original O2 sensor Replac...

Page 42: ...k Br Brown Y Yellow O Orange Bu Blue Lb Light blue G Green Lg Light green R Red P Pink W White Gr Gray Normal Replace the fuel level sensor Turn the main switch OFF Start the engine Check to see if an...

Page 43: ...n the connector No 1 No 3 and No 5 No continuity No spark at spark plug Between the connector No 3 and connector No 1 No continuity Between the connector No 1 No 3 and No 5 No continuity Push the star...

Page 44: ...ors and according to the table below If the resistance is out of the specification check the stator coil resistance according to the table below If all resistances are OK replace or repair the generat...

Page 45: ...21 2 3 GND1 GND2 5 7 6 1 3 2 1 3 2 3 1 2 2 1 3 4 6 3 4 1 1 3 5 3 1 2 1 30 25 26 22 24 23 14 15 17 16 33 28 31 32 27 18 21 13 1 4 7 8 9 5 10 12 11 6 3 20 29 2 1 4 2 1 4 3 2 1 3 4 2 1 8 6 2 5 1 3 4 5 6...

Page 46: ...7 6 1 3 2 1 3 2 3 1 2 2 1 3 4 6 3 4 1 1 3 5 3 1 2 1 30 25 26 22 24 23 14 15 17 16 33 28 31 32 27 18 21 13 1 4 7 8 9 5 10 12 11 6 3 20 29 2 1 4 2 1 4 3 2 1 3 4 2 1 8 6 2 5 1 3 4 5 6 2 5 2 1 3 4 6 5 1...

Page 47: ...ND1 GND2 5 7 6 1 3 2 1 3 2 3 1 2 2 1 3 4 6 3 4 1 1 3 5 3 1 2 1 30 25 26 22 24 23 14 15 17 16 33 28 31 32 27 18 21 13 1 4 7 8 9 5 10 12 11 6 3 20 29 2 1 4 2 1 4 3 2 1 3 4 2 1 8 6 2 5 1 3 4 5 6 2 5 2 1...

Page 48: ...2 2 1 3 4 DC15V_1 N C CO LG 3 4 1 2 6 3 4 1 1 3 5 3 1 2 1 30 25 26 22 24 23 34 14 15 17 16 33 28 31 32 27 18 21 13 1 4 7 8 9 5 10 12 11 6 3 20 29 3 4 1 1 2 3 4 6 7 9 10 11 12 2 1 3 4 2 1 6 5 2 4 3 1 2...

Page 49: ...EU 132 Date Revised March 2021 PSV52522 S 1998 2021 American Honda Motor Co Inc All Rights Reserved EU Models THIS PAGE INTENTIONALLY LEFT BLANK...

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