FILTRO DE ACEITE

<style>.qf-block{font-family:Arial,sans-serif;color:#222;line-height:1.6;margin:0;padding:0}.qf-block *{box-sizing:border-box}.b-section{margin-bottom:16px;border:1px solid #e0e0e0;border-radius:4px;overflow:hidden}.b-header{background:#1e2025;color:#fff;padding:16px 20px;cursor:pointer;display:flex;justify-content:space-between;align-items:center;user-select:none}.b-header:hover{background:#2a2d33}.b-title{font-size:18px;font-weight:600;margin:0}.b-chevron{font-size:14px;transition:transform .3s ease;font-weight:700}.b-chevron.open{transform:rotate(180deg)}.b-body{max-height:0;overflow:hidden;transition:max-height .3s ease;background:#fff}.b-body.open{max-height:5000px;padding:20px}.qf-block p{margin:0 0 12px}.qf-block h3{color:#1e2025;font-size:16px;margin:20px 0 12px;font-weight:600}.qf-block h3:first-child{margin-top:0}.qf-block ul{margin:0 0 12px;padding-left:24px}.qf-block li{margin-bottom:8px}.qf-symptom{border-left:4px solid #c0392b;padding-left:12px;margin:12px 0}.qf-table{width:100%;border-collapse:collapse;margin:16px 0;font-size:14px}.qf-table th{background:#1e2025;color:#fff;padding:12px;text-align:left;font-weight:600}.qf-table td{padding:10px 12px;border-bottom:1px solid #e0e0e0}.qf-table tbody tr:nth-child(even){background:#fafafa}.qf-table tbody tr:hover{background:#f5f5f5}.qf-disclaimer{background:#fff8e1;border-left:4px solid #ffa726;padding:12px;margin:16px 0;font-size:13px;color:#666}.qf-step{margin-bottom:12px;padding-left:8px}.qf-faq-item{margin-bottom:20px}.qf-faq-q{font-weight:600;color:#1e2025;margin-bottom:8px;font-size:15px}.qf-faq-a{color:#444;line-height:1.6}</style><div class="qf-block"><div class="b-section"><div class="b-header" onclick="qfToggle('overview')"><div class="b-title">Overview &#38; Operating Principle</div><div class="b-chevron open" id="qf-chevron-overview">&#9650;</div></div><div class="b-body open" id="qf-body-overview"><p>The automatic transmission oil filter (also called ATF filter or transmission fluid filter) is a critical filtration component located inside the automatic transmission that removes contaminants, metal particles, and debris from the transmission fluid to protect precision hydraulic components and extend transmission lifespan. This Mercedes-Benz filter (A2463772400) is designed specifically for 724.0 seven-speed dual-clutch transmission (7G-DCT) used in A-Class, B-Class, CLA-Class, and GLA-Class models.</p><p>The filter operates as a depth-type media element housed in a sealed cartridge assembly mounted to the transmission valve body. As transmission fluid circulates through the hydraulic system under pressure (typically 4-8 bar), it passes through the filter media which captures particles as small as 25-40 microns. The filter uses pleated synthetic fiber media providing high dirt-holding capacity while maintaining low restriction to fluid flow.</p><p>The 724.0 transmission is a wet dual-clutch design where transmission fluid serves three critical functions: lubrication of gears and bearings, hydraulic actuation of clutches and shift mechanisms, and cooling of clutch packs during engagement. The filter prevents contamination from damaging precision solenoid valves, mechatronic control modules, and clutch friction surfaces. Even microscopic particles can score valve bores, stick solenoids, or embed in clutch material causing shudder and premature wear.</p><p>Mercedes-Benz specifies filter replacement at transmission fluid service intervals (typically 40,000-60,000 miles depending on driving conditions) or whenever transmission is opened for repair. Unlike disposable spin-on engine oil filters, this is an internal cartridge-type filter requiring transmission pan removal for replacement. The filter includes integral O-ring seals that must be replaced with new unit to prevent internal ATF leaks.</p></div></div><div class="b-section"><div class="b-header" onclick="qfToggle('symptoms')"><div class="b-title">Symptoms &#38; Diagnostics</div><div class="b-chevron open" id="qf-chevron-symptoms">&#9650;</div></div><div class="b-body open" id="qf-body-symptoms"><h3>Common Symptoms Indicating Filter Replacement Needed</h3><div class="qf-symptom"><strong>Delayed or Harsh Shifting:</strong> Transmission hesitates 1-2 seconds before engaging gear, or shifts occur with noticeable jolt or clunk. Restricted filter reducing hydraulic pressure to clutch actuators. Most noticeable during cold starts when fluid viscosity higher.</div><div class="qf-symptom"><strong>Transmission Slipping or Shuddering:</strong> Engine RPM flares during acceleration without corresponding increase in vehicle speed. Clutches slipping due to insufficient hydraulic pressure or contaminated clutch friction material. May feel vibration during acceleration in 2nd-4th gears.</div><div class="qf-symptom"><strong>Transmission Warning Light or Limp Mode:</strong> Dashboard displays transmission warning symbol or CHECK ENGINE light. Transmission enters limp mode (stuck in 3rd or 4th gear, limited RPM). TCU detects hydraulic pressure anomalies or clutch slip events caused by restricted filter.</div><div class="qf-symptom"><strong>Whining or Humming Noise from Transmission:</strong> Audible high-pitched whine or hum from transmission area during driving. Transmission pump cavitating due to filter restriction preventing adequate fluid flow. Noise pitch may change with vehicle speed.</div><div class="qf-symptom"><strong>Dark or Burnt-Smelling Transmission Fluid:</strong> ATF color changed from bright red to dark brown or black. Burnt odor when checking fluid. Indicates clutch material degradation, overheating, or excessive wear. Contaminated fluid accelerates filter clogging creating feedback loop of deterioration.</div><h3>Diagnostic Trouble Codes</h3><p>Mercedes STAR diagnostic system may show codes related to transmission pressure, clutch adaptation, or mechatronic faults. Common codes associated with filter restriction include hydraulic system pressure too low, clutch slip detected, or mechatronic malfunction. Transmission adaptation values showing excessive clutch slip correction indicate contamination or inadequate pressure.</p><div class="qf-disclaimer"><strong>Important:</strong> Filter replacement is part of complete ATF service including fluid drain/refill and pan gasket replacement. Replacing filter alone without fresh fluid provides limited benefit as contaminated fluid will immediately re-clog new filter. Always perform complete transmission service.</div></div></div><div class="b-section"><div class="b-header" onclick="qfToggle('logistics')"><div class="b-title">Logistics &#38; Customs</div><div class="b-chevron open" id="qf-chevron-logistics">&#9650;</div></div><div class="b-body open" id="qf-body-logistics"><table class="qf-table"><thead><tr><th>Parameter</th><th>Value</th></tr></thead><tbody><tr><td>Net Weight</td><td>0.45 kg (450 grams)</td></tr><tr><td>Country of Origin</td><td>China</td></tr><tr><td>HS Code</td><td>8421.23.00 &#8212; Oil or fuel filters for internal combustion engines</td></tr><tr><td>EAEU Code</td><td>8421 23 000 0</td></tr></tbody></table></div></div><div class="b-section"><div class="b-header" onclick="qfToggle('compatibility')"><div class="b-title">Vehicle Compatibility</div><div class="b-chevron open" id="qf-chevron-compatibility">&#9650;</div></div><div class="b-body open" id="qf-body-compatibility"><p>Based on verified OEM cross-reference. This filter is specific to Mercedes-Benz 724.0 seven-speed dual-clutch transmission (7G-DCT/7G-DCT GA724).</p><table class="qf-table"><thead><tr><th>Model</th><th>Years</th><th>Engine</th><th>Transmission</th></tr></thead><tbody><tr><td>A-Class W176</td><td>2012&#8211;2018</td><td>A180, A200, A220, A250</td><td>7G-DCT 724.0</td></tr><tr><td>A-Class W177</td><td>2018&#8211;2021</td><td>A220, A35 AMG</td><td>7G-DCT 724.0</td></tr><tr><td>B-Class W246</td><td>2011&#8211;2018</td><td>B180, B200, B220, B250</td><td>7G-DCT 724.0</td></tr><tr><td>CLA-Class C117</td><td>2013&#8211;2019</td><td>CLA200, CLA220, CLA250, CLA45 AMG</td><td>7G-DCT 724.0</td></tr><tr><td>CLA-Class C118</td><td>2019&#8211;2022</td><td>CLA220, CLA250, CLA35 AMG</td><td>7G-DCT 724.0</td></tr><tr><td>GLA-Class X156</td><td>2013&#8211;2020</td><td>GLA200, GLA220, GLA250, GLA45 AMG</td><td>7G-DCT 724.0</td></tr><tr><td>GLA-Class H247</td><td>2020&#8211;2021</td><td>GLA220, GLA250, GLA35 AMG</td><td>7G-DCT 724.0</td></tr></tbody></table><div class="qf-disclaimer"><strong>Critical:</strong> This filter is ONLY for 7-speed dual-clutch transmission (724.0). Not compatible with 7G-TRONIC conventional automatic transmissions (722.9) which use different filter part numbers. Verify transmission type before ordering. 7G-DCT is dual-clutch; 7G-TRONIC is torque converter automatic.</div></div></div><div class="b-section"><div class="b-header" onclick="qfToggle('installation')"><div class="b-title">Installation Tips</div><div class="b-chevron open" id="qf-chevron-installation">&#9650;</div></div><div class="b-body open" id="qf-body-installation"><p><strong>Difficulty:</strong> Advanced. Time: 2&#8211;3 hours. Requires specialized tools and knowledge.</p><h3>Required Tools &#38; Materials</h3><ul><li>Vehicle lift or jack stands (rated for vehicle weight)</li><li>Torx driver set (T20, T25, T30)</li><li>Torque wrench (10-100 Nm range)</li><li>Large drain pan (10+ liter capacity)</li><li>Mercedes-Benz approved ATF MB 236.14 or 236.15 (approximately 7 liters)</li><li>New transmission pan gasket (A2463710780)</li><li>Transmission fluid filling adapter or pump</li><li>Fluid temperature scanner or STAR diagnostic tool</li><li>Clean lint-free shop towels</li><li>Chemical-resistant gloves</li></ul><h3>Installation Procedure</h3><div class="qf-step"><strong>1. Prepare Vehicle:</strong> Lift vehicle on hoist ensuring safe support. Transmission must be at operating temperature (70-80&#176;C) for accurate fluid level setting. Run vehicle 10-15 minutes before service.</div><div class="qf-step"><strong>2. Drain Transmission Fluid:</strong> Position large drain pan under transmission. Remove transmission pan bolts (Torx T30) in criss-cross pattern starting from outer edges. Lower pan carefully as approximately 4-5 liters ATF will drain. Inspect drained fluid for metal particles or debris indicating internal damage.</div><div class="qf-step"><strong>3. Remove Old Filter:</strong> Old filter held in place with 2-3 Torx bolts (typically T25). Remove bolts and carefully extract filter cartridge. Inspect filter housing and sealing surfaces for damage. Clean mounting surface thoroughly with lint-free cloth.</div><div class="qf-step"><strong>4. Install New Filter:</strong> Verify new filter O-rings are properly seated in grooves. Do NOT lubricate O-rings with ATF as this can cause improper seating. Position new filter into housing ensuring proper alignment. Install mounting bolts and torque to <strong>8-10 Nm (6-7 ft-lbs)</strong>. Do not overtighten.</div><div class="qf-step"><strong>5. Install Pan with New Gasket:</strong> Clean pan thoroughly, removing all old gasket material and metal particles. Install new pan gasket (dry, no sealant required). Position pan on transmission and install bolts finger-tight. Torque pan bolts in criss-cross pattern to <strong>12-15 Nm (9-11 ft-lbs)</strong>.</div><div class="qf-step"><strong>6. Refill ATF:</strong> Remove transmission fill plug on side of transmission case. Using fluid pump or filling adapter, add approximately 5-6 liters MB-approved ATF through fill port. Fluid level must be checked with transmission at operating temperature (70-80&#176;C) and running in Park.</div><div class="qf-step"><strong>7. Check Fluid Level:</strong> Start engine and allow transmission to reach operating temperature (use STAR diagnostic tool or infrared thermometer to verify 70-80&#176;C). With engine running at idle in Park, ATF should flow slowly from fill port. If no flow, add fluid. If excessive flow, drain excess. Proper level: slow drip rate at temperature.</div><div class="qf-step"><strong>8. Reset Adaptation Values:</strong> Use Mercedes STAR diagnostic system to reset transmission adaptation values after fluid service. This clears learned clutch positions allowing TCU to re-adapt to fresh fluid characteristics. Failure to reset may cause shift quality issues.</div><h3>Critical Reminders</h3><ul><li>Use ONLY Mercedes-Benz approved ATF specification MB 236.14 or 236.15 - other fluids damage dual-clutch transmission</li><li>Transmission fluid level MUST be checked at operating temperature (70-80&#176;C) - cold level check is inaccurate</li><li>Always replace pan gasket with filter - reusing old gasket causes leaks</li><li>DO NOT overfill transmission - excess fluid causes clutch slip, overheating, and seal damage</li><li>Reset TCU adaptation values after service using STAR diagnostic system</li><li>Professional service recommended - incorrect procedure causes transmission damage</li></ul></div></div><div class="b-section"><div class="b-header" onclick="qfToggle('faq')"><div class="b-title">FAQ</div><div class="b-chevron open" id="qf-chevron-faq">&#9650;</div></div><div class="b-body open" id="qf-body-faq"><div class="qf-faq-item"><div class="qf-faq-q">Q1: How often should the transmission filter be replaced?</div><div class="qf-faq-a">Mercedes-Benz specifies transmission fluid and filter service at 40,000-60,000 mile intervals for 7G-DCT depending on driving conditions. Severe service (frequent stop-and-go, towing, extreme temperatures) requires more frequent service at 40,000 miles. Normal service interval is 60,000 miles. However, many transmission specialists recommend service at 40,000 miles for all conditions to maximize transmission lifespan.</div></div><div class="qf-faq-item"><div class="qf-faq-q">Q2: Can I replace just the filter without changing transmission fluid?</div><div class="qf-faq-a">Not recommended. Contaminated fluid will immediately clog new filter, providing no benefit. Filter replacement must be part of complete ATF service including draining old fluid, installing new filter and pan gasket, and refilling with fresh MB-approved fluid. Attempting filter-only service wastes time and parts without improving transmission health.</div></div><div class="qf-faq-item"><div class="qf-faq-q">Q3: What type of transmission fluid must I use?</div><div class="qf-faq-a">Use ONLY Mercedes-Benz approved ATF specification MB 236.14 or MB 236.15. Common brand names include Fuchs Titan DCTF, Liqui Moly DCT Gear Oil, or genuine Mercedes-Benz ATF. DO NOT use conventional automatic transmission fluid, Dexron, Mercon, or other fluids - dual-clutch transmissions require specific low-viscosity fluid. Wrong fluid causes clutch damage, shift problems, and transmission failure. Approximately 7 liters required for complete service.</div></div><div class="qf-faq-item"><div class="qf-faq-q">Q4: Is this the same filter used in engine oil service?</div><div class="qf-faq-a">No. This is an automatic TRANSMISSION oil filter located inside the gearbox. It is completely different from the engine oil filter. The transmission filter removes contaminants from ATF that lubricates gears and actuates clutches. Engine oil filter protects engine. They are separate systems with different filters, fluids, and service intervals. Never confuse transmission filter with engine filter.</div></div><div class="qf-faq-item"><div class="qf-faq-q">Q5: Do you offer complete transmission service kits for shops?</div><div class="qf-faq-a">Yes. We offer complete service kits including filter (A2463772400), pan gasket (A2463710780), and drain plug seal. Bulk pricing available for transmission shops: 10-20% discount for 25+ kits, 20-30% for 50+ kits. Kits include all necessary parts for complete fluid service. Technical support and installation guides available. ATF fluid available separately in bulk containers. Contact B2B sales for quotation.</div></div></div></div><div class="b-section"><div class="b-header" onclick="qfToggle('related')"><div class="b-title">Frequently Replaced Together</div><div class="b-chevron open" id="qf-chevron-related">&#9650;</div></div><div class="b-body open" id="qf-body-related"><table class="qf-table"><thead><tr><th>Component</th><th>Reason</th></tr></thead><tbody><tr><td><strong>Transmission Pan Gasket (A2463710780)</strong></td><td>Mandatory replacement during filter service. Reusing old gasket causes ATF leaks. New gasket ensures proper seal when pan reinstalled. Always replace gasket with filter - attempting to reuse old gasket results in leak and repeat service.</td></tr><tr><td><strong>Mercedes-Benz ATF MB 236.14/236.15 (7 liters)</strong></td><td>Complete transmission fluid drain and refill required during filter replacement. Approximately 5-6 liters drained from pan, additional 1-2 liters remain in torque converter and valve body. Use only MB-approved dual-clutch transmission fluid.</td></tr><tr><td><strong>Transmission Fill Plug Seal</strong></td><td>Fill plug seal often damaged during removal for fluid level check. Replace seal to prevent slow ATF weepage from fill port. Small investment prevents future leak and need to remove undertray for seal replacement.</td></tr><tr><td><strong>Engine Oil and Filter</strong></td><td>Since vehicle already lifted for transmission service, efficient to perform engine oil change during same appointment. Saves duplicate shop time and vehicle downtime. Many customers combine both services at 40,000-60,000 mile intervals.</td></tr><tr><td><strong>Transmission Mechatronic Module</strong></td><td>If transmission showing electrical faults, solenoid codes, or persistent shift issues after fluid service, mechatronic module may be failing. Since transmission pan already removed for filter service, labor overlap exists for mechatronic replacement if diagnosed as faulty.</td></tr></tbody></table></div></div></div><script>function qfToggle(id){var body=document.getElementById('qf-body-'+id);var chevron=document.getElementById('qf-chevron-'+id);if(body&&chevron){body.classList.toggle('open');chevron.classList.toggle('open');}}</script>