Home
Kubota
Engine
WG1605-E3
Page 188
Kubota WG1605-E3 - Page 188
241 pages
Manual
To Next Page
To Next Page
To Previous Page
To Previous Page
Loading...
ECM SYSTEM
WG1605-G-E3,WG1605-L-E3,WG1605-GL-E3, DM
1-178
DTC 262-Injector Driver #1 Short-To-Power
DTC 265-Injector Driver #2 Short-To-Power
DTC 268-Injector Driver #3 Short-To-Power
DTC 271-Injector Driver #4 Short-To-Power
Diagnostic Aids Chart
KiSC issued 12, 2016 A
187
189
Table of Contents
Main Page
Default Chapter
4
Contents
4
Before Servicing and Repairing
5
Safety Starting
5
Safety Working
6
Table of Contents
9
1 Outline
11
Overall Diagonostic Procedure
11
Questioning
12
Questioning Points
12
Trouble Check Sheet for WG Engines
12
Abbreviations
15
2 Symptom Charts by Components
19
Gasoline Symptom Charts
19
Lpg / Natural Gas Symptom Charts
28
3 Set up and Procedure Diagnostic Tool
38
Diagnostic Connector Position
38
Diagnostic Tool Connection Procedure
39
Set up and Procedure
40
Overview
40
Using the GCP Diagnostic Display Tool
40
Diagnostic Trouble Codes
40
Diagnostic Calibration Configuration and Corrective Actions
41
Fault/Diagnostic Trouble Code Interaction
42
Custom Fault Variable Interface
44
Historic Fault Information Interface
45
Snapshot Data Interface
46
Flight Data Recorder Interface
46
Clear Faults Prompt
47
Diagnostic Tests
48
Spark Kill Test
48
Injector Kill Test
48
DBW Test
48
Closed-Loop Test
49
4 Basic System Information
52
Fuel System
52
Fuel Metering Systems
52
Engine Control Module
52
Gasoline Schematic
53
LPG / Natural Gas Schematic
54
Bi-Fuel Schematic
55
Electric Gasoline Fuel Pump
56
Gasoline Fuel Pressure Manifold
56
Gasoline Injectors and Injector Rail
57
Service Line
57
Lpg / Natural Gas Fuel Lock off
57
Dual Stage Regulator (Dsr)
58
Recommended Maintenance Schedule
58
Direct Electronic Pressure Regulator
59
Mixer Assembly
60
Electronic Throttle Body
61
Three Way Catalyst
61
Heated Exhaust Gas Oxygen Sensor
62
Fuel System Select Switch
62
Engine Control Module (Ecm)
63
Gasoline ECM Input and Outputs
63
LPG / Natural Gas ECM Input and Outputs
64
Bi-Fuel ECM Input and Outputs
65
Engine Sensor Group
66
Temperature Manifold Absolute Pressure
66
Engine Coolant Temperature (Ect)
66
Engine Oil Pressure (Eop)
66
Foot Pedal Position Sensors (Fpp)
67
Gasoline Pressure Sensors (Gps)
67
Gas Temperature Sensors (Gts)
67
Crankshaft Position Sensor (Ckp)
67
Knock Sensor (Kcs)
68
Electrical System
69
Circuit Identification
69
Connector Views
69
System Wiring Diagram
69
System Wiring Diagram
70
Joint Points
71
Engine Side of System Wireing Diagram
72
Vehicle Side of System Wireing Diagram
74
ECU Terminal Layout
82
Connector Views
84
Connectors and Terminals
96
Repair of Wiring Harness
96
Connector End Repair or Replacement
97
Metri-Pack Connectors
97
Micro-Pack Connector
97
Repair of Wiring Haraness
97
Weather Pack Connector
98
5 Diagnosis
99
Fuel System Checks
99
General Lpg / Natural Gas Fuel Tank Maintenance
99
Fuel Filter Maintenance
100
Fuel Supply and Return Line Maintenance
100
Lpg / Natural Gas Pressure Regulators
101
Injector Rail and Injectors
101
Electrical System Checks
101
Battery
102
Ecm Checks
102
Wire Harness Checks
102
Sensors
102
Fuel System Diagnosis
103
Fuel System Description
103
Gasoline Fuel System Diagnosis
103
Diagnostic Aids
104
Dual Stage Regulator
107
LPG / Natural Gas Fuel System Diagnosis
107
Check at Heated Exhaust Gas Oxygen Sensor
111
Exhaust System Description
111
Restricted Exhaust System Diagnosis
111
Dtc List
112
Diagnosis Procedure by DTC
133
Crank/Cam Sensors
133
DTC 16-Crank And/Or Cam Could Not Synchronize During Start
133
DTC 336-Crank Input Signal Noise
134
DTC 337-Loss of Crankshaft Input Signal
134
DTC 341-Camshaft Input Signal Noise
137
DTC 342-Loss of Camshaft Input Signal
137
DTC 87-Fuel Pressure Low
140
DTC 88-Fuel Pressure High
140
FP (Fuel Pressure Sensor) (DTC 87, 88, 91, 92)
140
DTC 91-FP (Fuel Pressure Sensor) Low Voltage
141
DTC 92-FP (Fuel Pressure Sensor) High Voltage
141
DTC 91-FP (Fuel Pressure) Low Voltage
144
DTC 107-MAP Low Voltage
146
DTC 108-MAP High Pressure
146
MAP (Manifold Absolute Pressure Sensor) (DTC 107, 108)
146
DTC 111-IAT Higher than Expected Stage 1
149
DTC 112-IAT Low Voltage
149
DTC 113-IAT High Voltage
149
IAT (Intake Air Temperature Sensor) (DTC 111, 112, 113, 127, 129)
149
DTC 117-ECT Low Voltage
154
DTC 118-ECT High Voltage
154
ECT (Engine Coolant Temperature) (DTC 116, 117, 118, 217)
154
TPS (Throttle Position Sensor) (DTC 121 to 123, 221 to 223, 2111, 2112, 2135)
159
DTC 123-TPS1 Signal Voltage High
160
DTC 2111: Unable to Reach Lower TPS
160
DTC 222-TPS2 Signal Voltage Low
160
DTC 223-TPS2 Signal Voltage High
160
DTC 2112: Unable to Reach Higher TPS
161
DTC 2135-TPS1/2 Simultaneous Voltages Out-Of-Range
161
DTC 122-TPS1 Signal Voltage Low
163
EGO Sensors ((Exhaust Gas Oxygen) Sensors) (DTC 134, 154)
170
DTC 154-EGO2 Open/Lazy
171
Adaptive Learn (DTC 171, 172, 1161 to 1164)
174
DTC 172-Adaptive Learn Bank1 Low (Gasoline)
174
DTC 171-Adaptive Learn Bank 1 High (Gasoline)
175
DTC 1161-Adaptive Learn High (LPG)
177
DTC 1162-Adaptive Learn Low (LPG)
177
DTC 1163-Adaptive Learn High (NG)
177
DTC 1164-Adaptive Learn Low (NG)
177
DTC 182-Fuel Temp (Gasoline) Low Voltage/Low Temp
179
Fuel Temp (Fuel Temperature Sensor) (DTC 182, 183, 187)
179
DTC 183-Fuel Temp (Gasoline) High Voltage/High Temp
180
DTC 187-BP FT Gaseous Fuel Extremely Low
180
Diagnostic Aids Chart (Low Voltage/Low Temp)
182
DTC 1111-RPM above Fuel Rev Limit Level
184
DTC 219-RPM Higher than Max Allowed Governed Speed
184
Engine Speed (DTC 219, 1111, 1112)
184
DTC 1112-RPM above Spark Rev Limit Level
185
Injectors (DTC 261, 262, 264, 265, 267, 268, 270, 271)
186
DTC 326-Knock 1 Excessive or Erratic Signal
189
DTC 327-Knock 1 Sensor Open or Not Present
189
Knock Sensor (DTC 326, 327)
189
Catalyst Monitor (DTC 420, 1165, 1166)
192
Oil Pressure Sensor (DTC 524)
193
DTC 524-Oil Pressure Low
194
Battery Voltage (DTC 562, 563)
195
DTC 562-Battery Voltage (Vbat) Low
195
DTC 563-Battery Voltage (Vbat) High
195
DTC 601-Microprocessor Failure-FLASH
198
DTC 604-Microprocessor Failure-RAM
198
DTC 606-Microprocessor Failure-COP
198
Internal Processor Diagnostics (DTC 601, 604, 606, 1612 to 1616, 1673)
198
DTC 1612-Microprocessor Failure-RTI 1
199
DTC 1613-Microprocessor Failure-RTI 2
199
DTC 1614-Microprocessor Failure-RTI 3
199
DTC 1615-Microprocessor Failure-A/D
200
DTC 1616-Microprocessor Failure-Interrupt
200
DTC 1673-Calibration Configuration Error
200
DTC 628-Fuel Pump Relay Ground Short
209
Fuel Pump Relay Control/Coil (DTC 627 to 629)
209
DTC 629-Fuel Pump Relay Coil Short-To-Power
210
External (DTC 642, 643, 652, 653, 1611)
214
DTC 1611-Sensor Supply Voltage (5 Vext1/2) Simultaneous Out-Of-Range
215
DTC 642-Sensor Supply Voltage 1 Low (5 Vext1)
216
DTC 643-Sensor Supply Voltage 1 High (5 Vext1)
216
DTC 652-Sensor Supply Voltage 2 Low (5 Vext2)
217
DTC 653-Sensor Supply Voltage 2 High (5 Vext2)
217
DTC 686-Power Relay Ground Short
219
DTC 687-Power Relay Coil Short-To-Power
219
Power Relay Control / Coil (DTC 686, 687)
219
Closed Loop (DTC 1151 to 1156)
222
DTC 1151-Closed Loop High (LPG)
223
DTC 1153-Closed Loop High (NG)
223
DTC 1152-Closed Loop Low (LPG)
224
DTC 1154-Closed Loop Low (NG)
224
DTC 1155-Closed Loop Bank 1 High (Gasoline)
224
DTC 1156-Closed Loop Bank 1 Low (Gasoline)
224
DTC 1171-EPR/CFV Regulation Pressure Higher than Expected
225
DTC 1172-EPR/CFV Regulation Pressure Lower than Expected
225
DTC 1173-EPR/CFV Comm Lost
225
EPR (HD EPR) or CFV (DTC 1171 to 1177)
225
DTC 1174-EPR/CFV Voltage Supply High
226
DTC 1175-EPR/CFV Voltage Supply Low
226
DTC 1176-EPR/CFV Internal Actuator Fault Detection
226
DTC 1177-EPR/CFV Internal Circuitry Fault Detection
226
DTC 1121-FPP1/2 Simultaneous Voltages Out-Of-Range
230
DTC 2121-FPP1 Lower than FPP2
230
FPP (Foot Pedal Position Switch) (DTC 1121, 2121, 2126, 2122, 2123, 2127, 2128)
230
DTC 2122-FPP1 Voltage High
231
DTC 2123-FPP1 Voltage Low
231
DTC 2126-FPP1 Higher than FPP2
231
DTC 2127-FPP2 Voltage High
231
Spark Coil Primary
238
Related product manuals
Kubota WG1605-G-E3
72 pages
Kubota WG1605-L-E3
41 pages
Kubota WG1605
100 pages
Kubota WG1903-G-E3
72 pages
Kubota WG752 E3
93 pages
Kubota WG972 E3
93 pages
Kubota WG972-E2
138 pages
Kubota WG972-G-E3
46 pages
Kubota WG2503-G-E3
72 pages
Kubota WG2503-L-E3
72 pages
Kubota WG3800-G-E3
72 pages
Kubota WG3800-LN-E3
72 pages
To Next Page
Loading...
