EGO ZT4200L Fault Finding Manual

56-volt lithium-ion electric zero turn mower

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Fault Code Manual

Only for EGO 56-Volt Lithium-ion

Electric Zero Turn Mower

Model No. ZT4200L/ZT4200L-FC

Version A

Issue Date 2020/11/24

Update Date 2021/04/29

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Summary of Contents for EGO ZT4200L

Page 1 Fault Code Manual Only for EGO 56-Volt Lithium-ion Electric Zero Turn Mower Model No. ZT4200L/ZT4200L-FC Version A Issue Date 2020/11/24 Update Date 2021/04/29...
Page 2 TABLE OF CONTENTS Wiring Diagram …………………………………………………………………….. Fault Code 201 …………………………………………………………………….. Fault Code 202 …………………………………………………………………….. Fault Code 203 …………………………………………………………………….. Fault Code 204 …………………………………………………………………….. Fault Code 217 …………………………………………………………………….. Fault Code 301 …………………………………………………………………….. 11~12 Fault Code 309 …………………………………………………………………….. 13~14 Fault Code 310 …………………………………………………………………….. 15~16 Fault Code 311 ……………………………………………………………………..
Page 3 56V LITHIUM-ION ELECTRIC ZERO TURN MOWER MODEL NO. ZT4200L...
Page 4 56V LITHIUM-ION ELECTRIC ZERO TURN MOWER MODEL NO. ZT4200L WIRING DIAGRAM A Right Blade Motor M Right Blade Motor controlling PCBA B Right Steering Lever controlling PCBA N Left Blade Motor controlling PCBA Y Left TMR Wire Harness C LCD Assembly...
Page 5 Editor: Xia Chenyi How to diagnose and solve the Fault Code 201? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 6 Editor: Xia Chenyi How to diagnose and solve the Fault Code 202? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 7 Editor: Xia Chenyi How to diagnose and solve the Fault Code 203? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 8 Editor: Xia Chenyi How to diagnose and solve the Fault Code 204? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 9 Editor: Xia Chenyi How to diagnose and solve the Fault Code 204? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Connecting to the switch assy. Connectors (Inside) Charging Port Connectors...
Page 10 Editor: Xia Chenyi How to diagnose and solve the Fault Code 217? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 11 Editor: Xia Chenyi How to diagnose and solve the Fault Code 301? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 12 Editor: Xia Chenyi How to diagnose and solve the Fault Code 301? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Left TMR Wire Harness Terminals Left Wheel Left Driving Motor...
Page 13 Editor: Xia Chenyi How to diagnose and solve the Fault Code 309? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 14 Editor: Xia Chenyi How to diagnose and solve the Fault Code 309? Version: A FIG.1 FIG.2 FIG.3 Parking Brake Type-C Connecting Wire Type-C Connecting Wire FIG.4 FIG.5 Parking Brake PCBA...
Page 15 Editor: Xia Chenyi How to diagnose and solve the Fault Code 310? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 16 Editor: Xia Chenyi How to diagnose and solve the Fault Code 310? Version: A FIG.1 FIG.2 FIG.3 One Type-C and its Battery Box Assembly connecting port Two Type-C wires from the Battery Box Assy Replacement Unit FIG.4 One Type-C wire goes through the Fuse PCBA Box and connected with the PCBA in the middle of the control box with another Type-C wire.
Page 17 Editor: Xia Chenyi How to diagnose and solve the Fault Code 311? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 18 Editor: Xia Chenyi How to diagnose and solve the Fault Code 311? Version: A FIG.1 FIG.2 FIG.3 FIG.4 FIG.5 Left Steering Lever Left Steering Lever controlling PCBA Type-C Connecting Wire Type-C Connecting Wire...
Page 19 Editor: Xia Chenyi How to diagnose and solve the Fault Code 312? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 20 Editor: Xia Chenyi How to diagnose and solve the Fault Code 312? Version: A FIG.1 FIG.2 FIG.3 Right Steering Lever Type-C Connecting Wire Type-C Connecting Wire FIG.4 FIG.5 Right Steering Lever controlling PCBA...
Page 21 Editor: Xia Chenyi How to diagnose and solve the Fault Code 313? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 22 Editor: Xia Chenyi How to diagnose and solve the Fault Code 313? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Right Driving Motor PCBA Function Indicator Type-C Connecting Wire Right Wheel controlling PCBA FIG.5 FIG.7 FIG.6 Resistors Fuses MOSFET Negative wire harness...
Page 23 Editor: Xia Chenyi How to diagnose and solve the Fault Code 314? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 24 Editor: Xia Chenyi How to diagnose and solve the Fault Code 314? Version: A FIG.1 FIG.2 FIG.3 Connecting Ports Switch Electric Assy Type-C Connecting Wire Connector Start/Stop Switch FIG.4 FIG.5 Connector USB PCBA Type-C Connecting Wire...
Page 25 5. After replacing with a new LCD assembly, the mower's serial number should be written in again. For the operation method, please refer to "RG _ Part 11_Update SNInstruction_ZT4200L". Otherwise, it will result in the EGO Power+ APP failing in connection with the mower via Bluetooth. Open the Control Panel Box Assembly...
Page 26 Editor: Xia Chenyi How to diagnose and solve the Fault Code 317? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 27 Editor: Xia Chenyi How to diagnose and solve the Fault Code 317? Version: A FIG.1 FIG.2 FIG.3 Motor Wire Harness Terminals Left Wheel FIG.4 FIG.5 Multimeter Left Driving Motor...
Page 28 Editor: Xia Chenyi How to diagnose and solve the Fault Code 401? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 29 Editor: Xia Chenyi How to diagnose and solve the Fault Code 401? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Terminals Right TMR Wire Right Driving Motor Harness Right Wheel...
Page 30 Editor: Xia Chenyi How to diagnose and solve the Fault Code 409? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 31 Editor: Xia Chenyi How to diagnose and solve the Fault Code 409? Version: A FIG.1 FIG.2 FIG.3 Parking Brake Connecting Wire Connecting Wire FIG.4 FIG.5 Parking Brake PCBA...
Page 32 Editor: Xia Chenyi How to diagnose and solve the Fault Code 410? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 33 Editor: Xia Chenyi How to diagnose and solve the Fault Code 410? Version: A FIG.1 FIG.2 FIG.3 One Type-C and its Battery Box connecting port Assembly Two Type-C wires from the Battery Box Assy Replacement Unit FIG.4 One Type-C wire goes through the Fuse PCBA Box and connected with the PCBA in the middle of the control box with another Type-C wire.
Page 34 Editor: Xia Chenyi How to diagnose and solve the Fault Code 411? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 35 Editor: Xia Chenyi How to diagnose and solve the Fault Code 411? Version: A FIG.1 FIG.2 FIG.3 FIG.4 FIG.5 Right Steering Lever controlling PCBA Type-C Connecting Wire Type-C Connecting Wire Right Steering Lever...
Page 36 Editor: Xia Chenyi How to diagnose and solve the Fault Code 412? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 37 Editor: Xia Chenyi How to diagnose and solve the Fault Code 412? Version: A FIG.1 FIG.2 FIG.3 FIG.4 FIG.5 Left Steering Lever Type-C Connecting Wire Type-C Connecting Wire controlling PCBA Left Steering Lever...
Page 38 Editor: Xia Chenyi How to diagnose and solve the Fault Code 413? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 39 Editor: Xia Chenyi How to diagnose and solve the Fault Code 413? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Left Driving Motor controlling PCBA Function Type-C Connecting Left Wheel PCBA Indicator Wire FIG.5 FIG.7 FIG.6 Resistors Fuses MOSFET Negative Wire Harness...
Page 40 Editor: Xia Chenyi How to diagnose and solve the Fault Code 414? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 41 Editor: Xia Chenyi How to diagnose and solve the Fault Code 414? Version: A FIG.1 FIG.2 FIG.3 Connecting Ports Switch Electric Assy Type-C Connecting Wire Connector Start/Stop Switch FIG.4 FIG.5 Connector USB PCBA Type-C Connecting Wire...
Page 42 5. After replacing with a new LCD assembly, the mower's serial number should be written in again. For the operation method, please refer to"RG_Part 11_Update SN Instruction_ZT4200L". Otherwise, it will result in the EGO Power+ APP failing in connection with the mower via Bluetooth. Open the Control Panel Box Assembly...
Page 43 Editor: Xia Chenyi How to diagnose and solve the Fault Code 417? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 44 Editor: Xia Chenyi How to diagnose and solve the Fault Code 417? Version: A FIG.1 FIG.2 FIG.3 Motor Wire Harness Terminals Right Wheel FIG.4 FIG.5 Multimeter Right Driving Motor...
Page 45 Editor: Xia Chenyi How to diagnose and solve the Fault Code 507? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 46 Editor: Xia Chenyi How to diagnose and solve the Fault Code 507? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Type-C Connecting Wire Right Blade Motor Wire Harness Right Blade Motor Right Blade PCBA Function Indicator controlling PCBA FIG.5 FIG. FIG.6 FIG. Resistors Fuses MOSFET...
Page 47 Editor: Xia Chenyi How to diagnose and solve the Fault Code 509? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 48 Editor: Xia Chenyi How to diagnose and solve the Fault Code 509? Version: A FIG.1 FIG.2 FIG.3 Motor Wire Harness Left Blade Terminals FIG.4 FIG.5 Multimeter Terminals Left Blade Motor...
Page 49 Editor: Xia Chenyi How to diagnose and solve the Fault Code 607? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 50 Editor: Xia Chenyi How to diagnose and solve the Fault Code 607? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Left Blade Motor Wire Harness Left Blade Motor controlling PCBA Function Left Blade PCBA Type-C Connecting Wire Indicator FIG.5 FIG.7 FIG.6 FIG.8 Resistors Fuses MOSFET...
Page 51 Editor: Xia Chenyi How to diagnose and solve the Fault Code 609? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 52 Editor: Xia Chenyi How to diagnose and solve the Fault Code 609? Version: A FIG.1 FIG.2 FIG.3 Right Blade Terminals Motor Wire Harness FIG.4 FIG.5 Multimeter Terminals Right Blade Motor...
Page 53 Editor: Xia Chenyi How to diagnose and solve the Fault Code 801? Version: A ! WARNING: Turn off the tool and detach the battery packs before performing any after-sale service. Notice: 1. When checking the fault code during after-sale service, the tool must be powered and turned on, for Bluetooth connection. 2.
Page 54 Editor: Xia Chenyi How to diagnose and solve the Fault Code 801? Version: A FIG.1 FIG.2 FIG.3 FIG.4 Connecting Wire Parking Brake Switch Box Assy Terminal Parking Brake PCBA...

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