{"product_id":"landnovo-air-suspension-compressor-pump-a6393200204-mercedes-vito-viano-w639","title":"LANDNOVO Air Suspension Compressor Pump A6393200204 for Mercedes-Benz Vito Viano W639 (2003-2014) | Heavy-Duty Leveling Compressor Unit","description":"\u003cdiv class=\"landnovo-product-detail\"\u003e\n  \u003cp\u003eEliminate rear-end chassis sagging, slow leveling adjustments, and recurring ENR suspension error alerts with the \u003cstrong\u003eLANDNOVO Heavy-Duty Air Suspension Compressor Pump Assembly (Part No. A6393200204 \/ 6393200204)\u003c\/strong\u003e. Specifically engineered for the commercial and passenger platforms of \u003cstrong\u003eMercedes-Benz Vito and Viano (W639, 2003–2014)\u003c\/strong\u003e, this 12V pneumatic leveling compressor delivers factory pressure restoration, thermal resilience, and dependable daily duty cycles at an accessible workshop-direct price.\u003c\/p\u003e\n\n  \u003ch3\u003eKey Features \u0026amp; Engineering Upgrades\u003c\/h3\u003e\n  \u003cul\u003e\n    \u003cli\u003e\n\u003cstrong\u003eDirect 1:1 OE Drop-In Fitment:\u003c\/strong\u003e Engineered strictly to factory Mercedes-Benz mounting bracket specifications, airline push-fittings, and multi-pin electrical harness connectors for a seamless plug-and-play installation.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eThermal Overload Protection:\u003c\/strong\u003e Equipped with an integrated thermal cut-off sensor and wear-resistant PTFE composite piston rings, shielding the motor armature from burnout during sustained runs caused by leaky rear air springs.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003ePrecision-Balanced Low Noise Motor:\u003c\/strong\u003e Features a dynamically balanced motor rotor and heavy-duty rubber vibration dampeners to isolate pneumatic vibrations and eliminate excessive cabin resonance.\u003c\/li\u003e\n    \u003cli\u003e\n\u003cstrong\u003eIntegrated High-Capacity Desiccant Dryer:\u003c\/strong\u003e Sealed dryer cylinder removes moisture from compressed air, preventing internal valve freezing, moisture accumulation, and line blockages during cold weather operation.\u003c\/li\u003e\n  \u003c\/ul\u003e\n\n  \u003ch3\u003eOEM Cross-Reference Part Numbers\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n    \u003ctbody\u003e\n      \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n        \u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left; width: 30%;\"\u003eOEM Interchange Numbers\u003c\/th\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e\n          A6393200204, 6393200204, A6393200404, 6393200404, A 639 320 02 04, A 639 320 04 04\n        \u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003eComponent Type\u003c\/th\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eRear Axle Leveling Air Suspension Compressor Pump Assembly\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n        \u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003eOperating Voltage\u003c\/th\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e12V DC\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr\u003e\n        \u003cth style=\"padding: 8px; border: 1px solid #ddd; text-align: left;\"\u003eMounting Location\u003c\/th\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eUndercarriage Mid-Chassis Carrier Area\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eComprehensive Vehicle Fitment Guide\u003c\/h3\u003e\n  \u003ctable style=\"width: 100%; border-collapse: collapse; margin: 15px 0;\"\u003e\n    \u003cthead\u003e\n      \u003ctr style=\"background-color: #0f172a; color: #ffffff;\"\u003e\n        \u003cth style=\"padding: 10px; border: 1px solid #ddd; text-align: left;\"\u003eModel Years\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eMake\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePlatform \u0026amp; Model\u003c\/th\u003e\n        \u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eEngine \u0026amp; Suspension Details\u003c\/th\u003e\n      \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n      \u003ctr\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2003 – 2014\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMercedes-Benz\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eVito Van \/ Bus (W639)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e109 CDI, 111 CDI, 115 CDI, 116 CDI, 119, 120 CDI, 122, 123, 126 (with ENR Air Suspension)\u003c\/td\u003e\n      \u003c\/tr\u003e\n      \u003ctr style=\"background-color: #f8f9fa;\"\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003e2003 – 2014\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eMercedes-Benz\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eViano (W639)\u003c\/td\u003e\n        \u003ctd style=\"padding: 8px; border: 1px solid #ddd;\"\u003eCDI 2.0, CDI 2.2, CDI 3.0, 3.2, 3.5, 3.7 (with Rear Self-Leveling Air Suspension)\u003c\/td\u003e\n      \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n  \u003c\/table\u003e\n\n  \u003ch3\u003eWorkshop Diagnostic \u0026amp; Installation Advisory\u003c\/h3\u003e\n  \u003cp style=\"background: #fdf6e2; border-left: 4px solid #f59e0b; padding: 12px; font-size: 14px; margin: 15px 0;\"\u003e\n    \u003cstrong\u003eTechnician Note:\u003c\/strong\u003e On high-mileage Mercedes W639 models, compressor failures are almost entirely triggered by air leaks in the rear rubber spring bladders or degraded airline connections under the undercarriage. Prior to running the new unit, spray all pneumatic lines and air springs with soapy water to eliminate leaks. \u003cstrong\u003eAlways replace the system compressor power relay concurrently\u003c\/strong\u003e; fused relay contacts will power the motor continuously and destroy the replacement compressor within days.\n  \u003c\/p\u003e\n\u003c\/div\u003e","brand":"Landnovo","offers":[{"title":"Default Title","offer_id":52378581205288,"sku":null,"price":98.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0979\/4243\/8184\/files\/1_8e1e59cc-4f4c-4922-858b-426c618cb36c.jpg?v=1789368021","url":"https:\/\/landnovo.com\/products\/landnovo-air-suspension-compressor-pump-a6393200204-mercedes-vito-viano-w639","provider":"Landnovo Premium Auto Parts","version":"1.0","type":"link"}