Toro Reelmaster 5010- H

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2.Loosenthesocket-headscrewthatsecuresseatharnessconnectorP75totheTEC-5002andunplugthe

connector(Figure21).

g036006

Figure21

1.MainharnessconnectorP75

2.Socket-headscrew

3.Useamultimetertotesttheresistancebetweenthefollowingpairsoflocations:

LocationHarness

Connector

Wire

Color

Expected

Reading

ConnectorGraphic

Seat

P7530

Black

(Ground)

Seat

P7537

Gray/

Brown

Lessthan

2ohms

1MainP16A

Gray/

Brown

Chassisground

Morethan

1000ohms

1MainP16B

Brown/

Yellow

Chassisground

Lessthan

2ohms

4.Repairorreplacewornordamagedpartsasrequired.

5.GotoReturningtheMachinetoService(page22)andfollowthestepslisted.

Main Page

Reader Comments2
Revision History3
Table of Contents4
Safety7
Maintenance and Service7
General Information8
External Reference Material8
Toro DIAG Software9
Acronyms9
Glossary10
General Electrical Diagnostic Information11
Consumable Materials List11
Special Tools11
Inspecting the Harness and Component Connector Assemblies11
Repairing the Wire Insulation12
Testing the Electrical Circuits12
Infocenter Diagnostics13
Infocenter Icons14
Troubleshooting Intermittent Electrical Faults16
Frequently Used Procedures17
Connecting and Disconnecting the 12 VDC Battery17
Connecting and Disconnecting the 48 VDC Battery System19
Reading Faults20
Clearing Faults from the Infocenter21
Preparing for Troubleshooting And/Or Testing22
Returning the Machine to Service22
Toro DIAG - Quick Start24
Replacing a Toro Electronic Controller (TEC)26
Fault 1: Engine Coolant Temperature High-CRM Stop28
Fault 2: Engine Coolant Temperature High-Engine Shutdown33
Fault 4: Input Pull-Up Enable (IPE) Voltage too Low39
Fault 5: Main Power Relay Failure40
Fault 6: Key Start Timeout46
Fault 8: 12 VDC Charging System Voltage too High49
Fault 9: 12 VDC Charging System Voltage too Low53
Fault 13: Ignition Switch Malfunction57
Fault 15: Engine Speed Switch Broken61
Fault 16: 12 VDC Alternator Malfunction66
Fault 17: the Reel Enable Output Is over Current70
Fault 19: Engine Coolant Temp Sensor out of Range73
Fault 21: ID Module Fault76
Fault 24: Joystick Broken81
Fault 26: Engine Start Output Signal Current Is too High84
Fault 27: Engine Run Output Circuit Fault to Fuel Actuator89
Fault 28: All 48V CAN Bus Devices Offline94
Fault 29: 48V Battery Low Voltage101
Fault 30: 48V Bus High Voltage104
Fault 31: 48 VDC Key Switch Overvolt108
Fault 32: Unknown Cutting Unit Fault112
Fault 33: Unknown Motor/Generator Fault113
Fault 34: Unknown Master Controller Fault114
Fault 37: TEC Output Current to Glow Plug Relay Is Excessive115
Fault 38: CAN Bus Fault-CRM 1118
Fault 39: CAN Bus Fault-CRM 2125
Fault 40: CAN Bus Fault-CRM 3132
Fault 41: CAN Bus Fault-CRM 4139
Fault 42: CAN Bus Fault-CRM 5146
Fault 43: CAN Bus Fault-M/G153
Fault 44: CAN Bus Fault-Infocenter158
Fault 45: Software Incompatible-CRM 1162
Fault 46: Software Incompatible-CRM 2165
Fault 47: Software Incompatible-CRM 3168
Fault 48: Software Incompatible-CRM 4171
Fault 49: Software Incompatible-CRM 5174
Fault 50: Software Incompatible-M/G177
Fault 51: Software Incompatible-Infocenter180
Fault 52: Software Incompatible-Master184
Fault 53: SV1 out186
Fault 54: SV2 out191
Fault 55: SV3 out196
Fault 56: SVRV out201
Fault 57: Mismatched Cutting Unit Sizes206
Fault 58: M/G Current Sensor Failure208
Fault 59: Main Contactor-Open Failure211
Fault 60: Main Contactor-Closed214
Fault 61: Main Contactor over Current217
Fault 62: M/G Fault Latch-Phase over Current219
Fault 63: 48V Precharge Failure222
Fault 64: M/G Temperature Sensor Failure224
Fault 65: Speed Stall-CRM 1226
Fault 66: Speed Stall-CRM 2231
Fault 67: Speed Stall-CRM 3236
Fault 68: Speed Stall-CRM 4241
Fault 69: Speed Stall-CRM 5246
Fault 70: High Temp Warning-CRM 1251
Fault 71: High Temp Warning-CRM 2256
Fault 72: High Temp Warning-CRM 3261
Fault 73: High Temp Warning-CRM 4266
Fault 74: High Temp Warning-CRM 5271
Fault 75: High Temp Warning-M/G276
Fault 76: 48V Key Switch Undervolt-CRM 1278
Fault 77: 48V Key Switch Undervolt-CRM 2284
Fault 78: 48V Key Switch Undervolt-CRM 3290
Fault 79: 48V Key Switch Undervolt-CRM 4296
Fault 80: 48V Key Switch Undervolt-CRM 5302
Fault 81: 48V Key Switch Undervolt-M/G308
Fault 82: 48V Key Switch Overvolt-CRM 1313
Fault 83: 48V Key Switch Overvolt-CRM 2317
Fault 84: 48V Key Switch Overvolt-CRM 3321
Fault 85: 48V Key Switch Overvolt-CRM 4325
Fault 86: 48V Key Switch Overvolt-CRM 5329
Fault 87: 48V Key Switch Overvolt-M/G333
Fault 88: 48V Bus Undervolt-CRM 1337
Fault 89: 48V Bus Undervolt-CRM 2342
Fault 90: 48V Bus Undervolt-CRM 3347
Fault 91: 48V Bus Undervolt-CRM 4352
Fault 92: 48V Bus Undervolt-CRM 5357
Fault 93: 48V Bus Undervolt-M/G362
Fault 94: 48V Bus Overvolt-CRM 1366
Fault 95: 48V Bus Overvolt-CRM 2370
Fault 96: 48V Bus Overvolt-CRM 3374
Fault 97: 48V Bus Overvolt-CRM 4378
Fault 98: 48V Bus Overvolt-CRM 5382
Fault 99: 48V Bus Overvolt-M/G386
Fault 100: over Current Disable-CRM 1390
Fault 101: over Current Disable-CRM 2393
Fault 102: over Current Disable-CRM 3396
Fault 103: over Current Disable-CRM 4399
Fault 104: over Current Disable-CRM 5402
Fault 111: Internal Regulator Overvolt-M/G405
Fault 112: Internal Regulator Undervolt-CRM 1407
Fault 113: Internal Regulator Undervolt-CRM 2411
Fault 114: Internal Regulator Undervolt-CRM 3415
Fault 115: Internal Regulator Undervolt-CRM 4419
Fault 116: Internal Regulator Undervolt-CRM 5423
Fault 117: Internal Regulator Undervolt-M/G427
Fault 123: Motor over Speed-M/G430
Fault 124: Invalid Hall State-CRM 1433
Fault 125: Invalid Hall State-CRM 2435
Fault 126: Invalid Hall State-CRM 3437
Fault 127: Invalid Hall State-CRM 4439
Fault 128: Invalid Hall State-CRM 5441
Fault 129: Invalid Hall State-M/G443
Appendix A: Wiring Harness and Connector Identification445
Main Wire Harness445
Seat Wire Harness467
Seat Switch Wire Harness476
Fusible Link Harness476

Toro Reelmaster 5010- H - Page 37

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