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RETURN IS ACCEPTABLE IF YOU GET NON-GENUINE AND NON-NEW PARTS.
Growshine International: Original & Brand New Genuine Caterpillar Excavator Parts 434-3436, 4343436 – 320D/323 Hydraulic Pump Pressure Sensor
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Need custom-built parts? We engineer & export tailor-made hydraulic, electronic and hard-to-find components for CAT, Komatsu, Volvo, Hitachi, heavy trucks & farm machines. Low MOQ, fast prototype, global shipping.
Product Overview
Brand: Growshine | Part Number: 434-3436, 4343436 | Description: Original & brand-new genuine Caterpillar hydraulic pump pressure sensor for 320D, 323D, 320D2, 323D2, 326D2 excavators.
Manufactured to CAT stringent specifications, the 434-3436 sensor monitors real-time hydraulic pump pressure, ensuring optimum machine performance and fuel efficiency. Every unit is CAT-boxed, sealed and 100% tested before export.
Fitment & Applications
Caterpillar 311D, 312D, 314D, 315D, 318D, 319D, 320D (all variations), 321D, 323D (all variations), 324D, 325D, 326D, 328D, 329D, 330D, 336D, 345D, 349D, 374D, 385C, 390D, M325D [7]
Hitachi EX80
Replace OEM numbers: 434-3436, 4343436, 366-9312, 3669312
Technical Data
| Operating pressure | 0 – 40 MPa |
| Supply voltage | 5 VDC ±0.25 V |
| Output signal | 0.5 – 4.5 V ratiometric |
| Thread | 7/16-20 UNF |
| Connector | 2-pin Deutsch DT04-2P |
Why Choose Growshine International?
Growshine International is an export-oriented group specializing in construction machinery parts, heavy-truck parts, farm machinery parts and automotive parts. From CAT, Komatsu, Volvo, Hitachi to Cummins, Detroit, Bosch, Garrett, Holset, we source, stock and ship worldwide within 3-7 days.
Our in-house engineers provide custom development for obsolete or special sensors, hydraulic cartridges, wiring harnesses and turbochargers—ideal for machinery rebuilders, fleet owners and spare-stock traders.
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10 Random Parts Definitions (English)
CAT 345D Fan Motor – mounted on hydraulic fan pump, drives cooling fan; example: Caterpillar 345D fan motor 297-6396.
Holset HE451VE Turbocharger – bolted to exhaust manifold, boosts intake air; example: Cummins QSX15 turbo HE451VE 3797690.
John Deere 8R Battery Fuse – located in main fuse box, protects power circuit; example: John Deere 8R 82620-48270 battery fuse.
Volvo FMX Gear-shift Solenoid – inside transmission valve body, controls gear engagement; example: Volvo FMX 20577391 solenoid valve.
CLAAS Lexion 770 Concave Bar – installed in threshing drum, threshes grain; example: CLAAS Lexion 770 concave 400-466-001.
Mercedes OM906 Fuel Lift Pump – mounted on engine block, feeds low-pressure fuel; example: Mercedes OM906 lift pump 9060920115.
Hitachi ZX350-5 Hydraulic Main Relief Valve – seated in main control valve, limits system pressure; example: Hitachi ZX350-5 relief valve 9219088.
New Holland T7.270 PTO Clutch Disc – inside rear housing, transmits PTO power; example: New Holland T7.270 clutch 87707492.
Scania G440 Air Dryer Cartridge – fitted on air-brake line, removes moisture; example: Scania G440 dryer 1882678.
Kubota L6060 Hydraulic Filter – screwed on return line, cleans hydraulic oil; example: Kubota L6060 filter HH150-36090.
Related Brand Catalogs
Need turbochargers or replacement cartridges? Browse our complete turbo line above.
Heavy Equipment Fault Case & Solution
Equipment: Caterpillar 320D2 (S/N: JMF01385) | Fault: Erratic hydraulic speed, warning "Low Pump Pressure" | Root Cause: Internal short in 434-3436 sensor caused false 0.2 V signal to ECM | Solution: Replaced with new genuine Growshine sensor 4343436, recalibrated pressure offset via Cat ET, cleared codes—machine restored to full power within 30 minutes.
Know Your Sensor – Product Knowledge
The 434-3436 is a piezo-resistive pressure transducer. Its thin-film sensor element converts hydraulic pressure into an analog voltage read by the ECM. A stable 5 V supply and clean Deutsch connector are critical; voltage drift >±0.25 V or oil ingress into the connector will trigger fault codes 1200-1, 1200-2. Always torque to 25 N·m, use new O-ring 366-9312, and perform sensor calibration after installation.
Top-selling Part Numbers (English Translation)
| Brand | Part Number (with & without dash) | Description |
|---|---|---|
| Volkswagen | 04L907282B, 04L907282B | Glow plug control relay |
| Audi | 443951253AA, 443951253AA | Starter relay |
| Toyota | 90987-02012, 9098702012 | 12V 4-pin relay |
| Nissan | 25230-7996A, 252307996A | Fan & head-light 6-pin relay |
| BMW | 61366915327, 61366915327 | Fuel-pump / A/C relay |
| Mercedes | A0009828523, A0009828523 | Air-compressor relay |
| Ford | F57B14B192AA, F57B14B192AA | 12V 5-pin relay |
| Chevrolet | 13500114, 13500114 | A/C fan relay |
| Honda | 39794-SDA-A03, 39794SDAA03 | 12VDC micro relay |
| Hyundai | 95225-2D000, 952252D000 | 12V 4-pin relay |
Our Services
Growshine International is a one-stop export platform for construction machinery parts, heavy-truck parts, farm machinery parts and automotive parts. We stock more than 30,000 SKU in our China & overseas warehouses, ship to 86 countries, and provide customs clearance, dropshipping and 24 h technical support.
我们是工程机械工厂与贸易公司数字化增长的技术伙伴。提供：多语言外贸官网建设、SEO谷歌排名、CMS自动化产品更新、社媒代运营、广告陪跑、CRM客户管理、全球服务器部署等一站式解决方案，帮助你低成本拿到高质量询盘，快速占领欧美、中东、非洲、南美市场。需要建站、运营、外贸陪跑？立即联系我们，让专业团队为你增长全球订单！
联系方式：+86 18664845294（同微信）
