As a leading Source Manufacturer and Foreign Trade Export partner, we support the customized development of various engine Cylinder Liners. Benefit from Factory Direct Sales and ensure the longevity of your machinery.
We are proud to offer the High-Quality Domestic Replacement for the critical Glow Plug Preheat Controller. This unit, identified by the brand code TOSD-02-021 and the OEM Part No. 377200-E06 (also 377200E06), is essential for ensuring fast, reliable cold starts and maintaining optimal engine performance in heavy-duty machinery. Proper preheating control is vital to prevent issues like excessive engine oil consumption and abnormal combustion.
| Parameter | Value | Notes |
|---|---|---|
| Brand | TOSD-02-021 | High-Reliability Product Line |
| Product Name | Glow Plug Preheat Controller | Essential for Cold Start |
| Part Number (OEM) | 377200-E06 | Original Equipment Reference |
| Part Number (Alternative) | 377200E06 | Simplified Reference for Search |
Feature 1: Engineered for high compatibility, specifically for excavator or construction machinery applications.
Feature 2: Direct replacement for Part No. 377200-E06, ensuring plug-and-play installation without modification.
Feature 3: Optimized control logic of TOSD-02-021 minimizes preheating time, saving battery life and fuel.
Feature 4: Robust design to withstand harsh operating conditions, vital for heavy-duty Komatsu and Isuzu machines.
Feature 5: Aids in solving cold-start-related engine misfires, which can often lead to abnormal engine oil consumption.
Honour Time Machinery Limited is your specialized supplier for complete engine assembly and high-precision engine zero parts for leading brands, including Cummins, Komatsu, Caterpillar, Isuzu, Kubota, Yanmar, and Weichai. Our inventory ensures you can always find the correct genuine quality engine parts for your maintenance needs.
Searching for a solution? We stock everything from the high precision diesel fuel pump suppliers need, to durable heavy duty excavator engine bearing durability, and reliable crankshaft for construction machinery. We are experts in providing Komatsu 6D107 piston ring set replacement, analyzing Isuzu 4HK1 cylinder head gasket failure symptoms, and sourcing the best engine piston and liner kit wholesale options. Contact us for competitive pricing on a complete engine gasket set for overhaul or to find your Yanmar 4TNV98 main bearing set supplier.
Need specialized components? We offer Cummins QSB6.7 engine overhaul kit price information, detailed Caterpillar 3116 turbocharger repair manual support, and testing for the accelerator motor control unit testing. We focus on providing reliable aftermarket flameout solenoid valve repair options and durable engine cooling fan blade replacement parts. Our quality assurance covers everything, including high-performance engine oil pump efficiency, Kubota V2403 water pump replacement cost, and bespoke cylinder block sleeve customization service. Get your high precision diesel fuel pump suppliers, or look into Weichai WP10 fuel injector common rail parts, all designed for quality engine parts for mining equipment and proven to have large diameter engine valve seat insert excellence.
| Engine Components | Engine Components | Engine Components |
|---|---|---|
| Liner Kit | Piston | Piston Ring |
| Gasket Kit | Gasket Head | Crankshaft |
| Valve Guide | Nozzle | Bearing |
| Pressure Switch | Flameout Solenoid | Monitor |
| Radiator | Main Valve | Belt |
| Engine Bearing | Cylinder Block | Valve Seat |
| Accelerator Motor | Transmitter | Fan Cooling |
| Brand | Model 1 | Model 2 | Model 3 |
|---|---|---|---|
| Komatsu | 3D82 | 3D84 | 4D105 |
| 6D95 | 6D108 | 6D110 | |
| 4D84 | 4D95 | 6D102 | |
| 6D105 | 6D114 | 6D170 | |
| KOBELCO | J05E | 6D34T | 6D16 |
| J08E | 6D22T | 6D24T | |
| 6D16T | J05E | 6D34 | |
| J08E | |||
| CATERPILLAR | 3114 | 3116 | C4 |
| C6 | 3064T | S6K | |
| C7 | C-9 | C13 | |
| Mitsubishi | 4D34 | 4D24 | K4M |
| S3Q2 | 6D16 | 6D24 | |
| S4KT | 6D40 | ||
| ISUZU | 3LD1 | 4LE1 | 4BG1 |
| 4HK1 | 6SD1 | 6WG1 | |
| 4LE2 | 4JB1 | 6BG1 | |
| 6HK1 | 6WF1 | ||
| Yanmar | 4D88E | 4TNE84 | 4TNV88 |
| 4TNV94L | 4TNE88 | 4TNE94 | |
| 4TNV98 | 4TNV106 | ||
| HINO | J05E | J08E | V25C |
| EF750 | P11C | V21C | |
| H06CT | H07D | ||
| CUMMINS | QSB6.7 | QSM11-C | B5.9-C |
| B3.9-C | QSM11 | C8.3-C | |
| VOLVO | D6D | D6E | D9E |
| D12D | D7D | D7E | |
| D12E | D16D |
Piston Ring: Installed in the grooves around the piston. It seals the combustion chamber and regulates oil consumption. Example Keyword: Komatsu PC200-8 6D107 Piston Ring.
Crankshaft: Located in the engine block, converting the linear motion of the pistons into rotational motion. Example Keyword: Cummins QSB6.7 Crankshaft.
Flameout Solenoid: Usually mounted near the fuel injection pump. It controls the fuel flow to shut off the engine. Example Keyword: Caterpillar 320D C6 Flameout Solenoid.
Nozzle (Injector): Sits in the cylinder head. It atomizes and injects fuel into the combustion chamber. Example Keyword: Isuzu 4HK1 Fuel Nozzle.
Valve Guide: Pressed into the cylinder head. It guides the valve stem movement. Example Keyword: Yanmar 4TNV98 Valve Guide.
Main Valve: Central hydraulic component, often found in the main control valve block. It directs hydraulic fluid to actuators. Example Keyword: Kubota U55 Main Valve.
Engine Bearing (Main/Con Rod): Installed between the crankshaft/connecting rod and the engine block/connecting rod cap. Reduces friction. Example Keyword: Weichai WP12 Engine Bearing Set.
Radiator: Located at the front of the machine. It dissipates heat from the engine coolant. Example Keyword: Komatsu D155A Radiator.
Accelerator Motor: Usually mounted near the engine throttle body or governor. It controls engine speed. Example Keyword: Caterpillar 330D Accelerator Motor.
Pressure Switch: Found on the engine block or hydraulic lines. It monitors fluid or oil pressure. Example Keyword: Isuzu 6WG1 Oil Pressure Switch.
If your Caterpillar 320D Excavator with a C6 engine produces white smoke and runs rough immediately after a cold start, and if this condition clears after a few minutes, the primary cause is often inadequate fuel combustion due to a faulty preheat system. This can be directly linked to a malfunctioning Glow Plug Preheat Controller (like the 377200-E06).
Diagnose the Glow Plug circuit. If the Glow Plug Controller does not send the correct voltage or cycle time to the plugs, it needs immediate replacement. Installing a reliable, high-quality replacement TOSD-02-021 controller restores the proper preheating cycle, ensuring clean, efficient ignition and resolving the white smoke issue.
For all heavy equipment (e.g., Cummins QSM11-C or Komatsu 6D170 engines), always perform engine oil and filter changes on schedule, inspect the engine cooling fan belt tension regularly, and check the differential pressure across the oil filter to catch early signs of contamination or excessive wear, which prolongs the life of components like the Crankshaft and Engine Bearing.
| Model NO. | TOSD-02-021 | Application | Excavator Engine Systems |
|---|---|---|---|
| Certification | ISO/CE/TS16949 | Condition | Brand New, Ready to Install |
| Product Name | Glow Plug Preheat Controller | Transport Package | Secure Carton Packaging |
| Specification | OEM Standard Fit, Electronic Controller | Trademark | HTM or Neutral Branding |
| Origin | China (High Quality Manufacturing) | Production Capacity | 5000 PCS/Year |
| Payment Terms | T/T, Western Union, MoneyGram (Flexible Options) | ||
| Delivery Methods | Express: DHL, FedEx, EMS, UPS or reliable Air/Sea Freight (Global Delivery) | ||
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