BOMBA DE AGUA EN CONJUNTO

<style> .qf-block { font-family: Arial, sans-serif; color: #222222; 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: #ffffff; 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 0.3s ease; font-weight: bold; } .b-chevron.open { transform: rotate(180deg); } .b-body { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; background: #ffffff; } .b-body.open { max-height: 5000px; padding: 20px; } .qf-block p { margin: 0 0 12px 0; } .qf-block h3 { color: #1e2025; font-size: 16px; margin: 20px 0 12px 0; font-weight: 600; } .qf-block h3:first-child { margin-top: 0; } .qf-block ul, .qf-block ol { margin: 0 0 12px 0; padding-left: 24px; } .qf-block li { margin-bottom: 8px; } .qf-symptom { border-left: 4px solid #c0392b; padding-left: 12px; margin: 12px 0; } .qf-obd-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(200px, 1fr)); gap: 12px; margin: 16px 0; } .qf-obd-card { border: 1px solid #e0e0e0; border-radius: 4px; padding: 12px; background: #fafafa; } .qf-obd-code { color: #c0392b; font-weight: 700; font-size: 14px; margin-bottom: 4px; } .qf-obd-desc { font-size: 13px; color: #666666; line-height: 1.4; } .qf-table { width: 100%; border-collapse: collapse; margin: 16px 0; font-size: 14px; } .qf-table th { background: #1e2025; color: #ffffff; 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: #666666; } .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: #444444; 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 water pump is a critical component of the engine cooling system, responsible for circulating coolant throughout the engine block, cylinder heads, radiator, and heater core. This Nissan/Infiniti water pump kit (B1010JK00C) is a chain-driven design specifically engineered for VQ35DE and VQ40DE V6 engines.</p> <p>Unlike belt-driven water pumps, this unit is driven by the engine&#8217;s timing chain, which means it operates inside the front timing cover and is lubricated by engine oil. The pump features a metal impeller that creates centrifugal force to push coolant through the cooling passages. As the timing chain rotates the pump shaft, the impeller blades generate pressure that circulates coolant from the engine block through the thermostat housing and into the radiator for heat dissipation.</p> <p>The pump integrates with the engine&#8217;s cooling circuit and works in coordination with the thermostat, radiator, and ECU-controlled cooling fans to maintain optimal operating temperature. When the water pump fails, coolant circulation stops, causing rapid engine overheating and potential catastrophic damage including warped cylinder heads, blown head gaskets, or complete engine seizure.</p> <p>This replacement kit includes the complete water pump assembly with O-ring gaskets for the engine block and backplate mounting surfaces, ensuring a leak-free installation.</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 Failure Symptoms</h3> <div class="qf-symptom"> <strong>Engine Overheating:</strong> Temperature gauge reading higher than normal or entering red zone, especially during highway driving or extended idling. Coolant temperature sensor may trigger warning lights. </div> <div class="qf-symptom"> <strong>Coolant Leaks:</strong> Visible coolant seepage from the front timing cover area or puddles under the vehicle after parking. Internal leaks may contaminate engine oil, causing a milky appearance on the dipstick. </div> <div class="qf-symptom"> <strong>Whining or Grinding Noise:</strong> High-pitched whining, squealing, or grinding sounds from the front of the engine that increase with RPM, indicating bearing failure or impeller contact with housing. </div> <div class="qf-symptom"> <strong>Steam from Hood:</strong> Visible steam or coolant vapor escaping from under the hood when engine is running or immediately after shutdown, indicating severe overheating or coolant boiling. </div> <div class="qf-symptom"> <strong>Heater Performance Issues:</strong> Weak or no heat from cabin heater despite engine reaching operating temperature, caused by insufficient coolant circulation through heater core. </div> <div class="qf-symptom"> <strong>Coolant Consumption:</strong> Frequent need to top off coolant reservoir without visible external leaks, suggesting internal leakage past worn pump seals. </div> <h3>Diagnostic Trouble Codes</h3> <div class="qf-obd-grid"> <div class="qf-obd-card"> <div class="qf-obd-code">P0128</div> <div class="qf-obd-desc">Coolant Thermostat Temperature Below Regulating Temperature &#8212; May indicate insufficient coolant flow from failed pump</div> </div> <div class="qf-obd-card"> <div class="qf-obd-code">P0217</div> <div class="qf-obd-desc">Engine Coolant Over Temperature Condition &#8212; ECU detected coolant temperature exceeding safe limits</div> </div> <div class="qf-obd-card"> <div class="qf-obd-code">P0218</div> <div class="qf-obd-desc">Transmission Fluid Over Temperature &#8212; May occur with engine overheating as transmission cooler is ineffective</div> </div> <div class="qf-obd-card"> <div class="qf-obd-code">P0597</div> <div class="qf-obd-desc">Thermostat Heater Control Circuit Open &#8212; Can be triggered by coolant flow issues affecting electronic thermostat operation</div> </div> <div class="qf-obd-card"> <div class="qf-obd-code">P11AC</div> <div class="qf-obd-desc">Engine Coolant Over Temperature &#8212; Nissan-specific code indicating severe overheating condition</div> </div> <div class="qf-obd-card"> <div class="qf-obd-code">P1217</div> <div class="qf-obd-desc">Engine Over Temperature Condition &#8212; Alternative code for coolant temperature exceeding safe operating range</div> </div> </div> <div class="qf-disclaimer"> <strong>Note:</strong> These codes may appear individually or in combination. Always verify mechanical condition before replacing sensors. A failed water pump often presents with overheating symptoms before generating diagnostic codes. </div> </div> </div> <div class="b-section"> <div class="b-header" onclick="qfToggle('logistics')"> <div class="b-title">Logistics &#38; Customs Information</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>0.75 kg</td> </tr> <tr> <td>Country of Origin</td> <td>China</td> </tr> <tr> <td>Brand Compatibility</td> <td>Nissan / Infiniti OEM Replacement</td> </tr> <tr> <td>HS Code (International)</td> <td>8413.30.90 &#8212; Fuel, lubricating or cooling medium pumps for internal combustion piston engines</td> </tr> <tr> <td>EAEU Customs Code</td> <td>8413 30 900 0 &#8212; Other pumps for liquids</td> </tr> </tbody> </table> <p style="margin-top: 16px; color: #666666; font-size: 13px;">This classification applies to automotive cooling system pumps exported from China. Importers should verify current tariff rates and regulations in their destination country. Product meets OEM specifications for direct replacement applications.</p> </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>The following vehicle applications are based on verified OEM cross-reference numbers. Compatibility covers V6 engines with VQ35DE and VQ40DE engine codes.</p> <table class="qf-table"> <thead> <tr> <th>Brand</th> <th>Model</th> <th>Years</th> <th>Engine</th> <th>Key OEM Ref.</th> </tr> </thead> <tbody> <tr> <td>Nissan</td> <td>350Z</td> <td>2003&#8211;2006</td> <td>3.5L V6 VQ35DE</td> <td>21010AL527</td> </tr> <tr> <td>Nissan</td> <td>370Z</td> <td>2009&#8211;2013</td> <td>3.7L V6 VQ37VHR</td> <td>210107Y025</td> </tr> <tr> <td>Nissan</td> <td>Altima</td> <td>2002&#8211;2006</td> <td>3.5L V6 VQ35DE</td> <td>21010AL527</td> </tr> <tr> <td>Nissan</td> <td>Frontier</td> <td>2005&#8211;2019</td> <td>4.0L V6 VQ40DE</td> <td>B1010JK00C</td> </tr> <tr> <td>Nissan</td> <td>GT-R</td> <td>2009&#8211;2014</td> <td>3.8L V6 VR38DETT</td> <td>210107Y025</td> </tr> <tr> <td>Nissan</td> <td>Maxima</td> <td>2002&#8211;2008</td> <td>3.5L V6 VQ35DE</td> <td>21010AL527</td> </tr> <tr> <td>Nissan</td> <td>Murano</td> <td>2003&#8211;2007</td> <td>3.5L V6 VQ35DE</td> <td>21010AL527</td> </tr> <tr> <td>Nissan</td> <td>NV1500</td> <td>2012&#8211;2020</td> <td>4.0L V6 VQ40DE</td> <td>B1010JK00C</td> </tr> <tr> <td>Nissan</td> <td>NV2500</td> <td>2012&#8211;2020</td> <td>4.0L V6 VQ40DE</td> <td>B1010JK00C</td> </tr> <tr> <td>Nissan</td> <td>NV3500</td> <td>2012&#8211;2020</td> <td>4.0L V6 VQ40DE</td> <td>B1010JK00C</td> </tr> <tr> <td>Nissan</td> <td>Pathfinder</td> <td>2005&#8211;2012</td> <td>4.0L V6 VQ40DE</td> <td>B1010JK00C</td> </tr> <tr> <td>Nissan</td> <td>Quest</td> <td>2004&#8211;2009</td> <td>3.5L V6 VQ35DE</td> <td>21010AL527</td> </tr> <tr> <td>Nissan</td> <td>Xterra</td> <td>2005&#8211;2015</td> <td>4.0L V6 VQ40DE</td> <td>B1010JK00C</td> </tr> <tr> <td>Infiniti</td> <td>EX35</td> <td>2008&#8211;2012</td> <td>3.5L V6 VQ35HR</td> <td>210107Y025</td> </tr> <tr> <td>Infiniti</td> <td>FX35</td> <td>2003&#8211;2013</td> <td>3.5L V6 VQ35DE/VQ35HR</td> <td>21010AL527</td> </tr> <tr> <td>Infiniti</td> <td>FX37</td> <td>2013</td> <td>3.7L V6 VQ37VHR</td> <td>B1010JK00C</td> </tr> <tr> <td>Infiniti</td> <td>G25</td> <td>2011&#8211;2012</td> <td>2.5L V6</td> <td>B1010JK00C</td> </tr> <tr> <td>Infiniti</td> <td>G35</td> <td>2003&#8211;2008</td> <td>3.5L V6 VQ35DE/VQ35HR</td> <td>21010AL527</td> </tr> <tr> <td>Infiniti</td> <td>G37</td> <td>2008&#8211;2013</td> <td>3.7L V6 VQ37VHR</td> <td>210107Y025</td> </tr> <tr> <td>Infiniti</td> <td>I35</td> <td>2002&#8211;2004</td> <td>3.5L V6 VQ35DE</td> <td>21010AL527</td> </tr> <tr> <td>Infiniti</td> <td>JX35</td> <td>2013</td> <td>3.5L V6</td> <td>B1010JK00C</td> </tr> <tr> <td>Infiniti</td> <td>M35</td> <td>2006&#8211;2010</td> <td>3.5L V6 VQ35DE/VQ35HR</td> <td>21010AL527</td> </tr> <tr> <td>Infiniti</td> <td>M35H</td> <td>2012&#8211;2013</td> <td>3.5L V6 Hybrid VQ37VHR</td> <td>210107Y025</td> </tr> <tr> <td>Infiniti</td> <td>M37</td> <td>2011&#8211;2013</td> <td>3.7L V6 VQ37VHR</td> <td>210107Y025</td> </tr> <tr> <td>Infiniti</td> <td>QX60</td> <td>2014&#8211;2016</td> <td>3.5L V6</td> <td>B1010JK00C</td> </tr> <tr> <td>Miles</td> <td>Aftermarket</td> <td>Universal</td> <td>Compatible Engines</td> <td>AN21375</td> </tr> </tbody> </table> <div class="qf-disclaimer"> <strong>Important:</strong> Based on OEM cross-reference numbers listed on this page. Always verify part number compatibility against your vehicle&#8217;s VIN and original equipment before ordering. Some model years may have engine variants or regional differences not covered in this general fitment guide. </div> </div> </div> <div class="b-section"> <div class="b-header" onclick="qfToggle('installation')"> <div class="b-title">Installation Tips &#38; Specifications</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 Level:</strong> Advanced &#8212; Requires timing chain removal and precise reassembly. Book time: 2.5&#8211;3.5 hours depending on engine layout and accessibility.</p> <h3>Required Tools &#38; Materials</h3> <ul> <li>Socket set (10mm, 12mm, 14mm)</li> <li>Torque wrench (5&#8211;100 ft-lbs range)</li> <li>Timing chain holding tools or camshaft locking pins</li> <li>Clean shop towels and parts cleaner</li> <li>New coolant (Nissan-spec or compatible long-life coolant)</li> <li>O-ring gaskets (included in kit)</li> <li>Thread locker (medium strength)</li> </ul> <h3>Step-by-Step Installation Procedure</h3> <div class="qf-step"> <strong>1. Preparation &#38; Safety:</strong> Disconnect negative battery terminal and allow engine to cool completely. Drain cooling system by opening radiator petcock and removing lower hose. Place drain pan to catch approximately 2.5&#8211;3 gallons of coolant. Relieve fuel system pressure if working on direct-injection engines. </div> <div class="qf-step"> <strong>2. Remove Front Engine Components:</strong> Remove engine splash shield, drive belts, cooling fan assembly, and radiator if necessary for access. Disconnect upper radiator hose and remove air intake system. Label and disconnect any electrical connectors or vacuum lines blocking access to timing cover. </div> <div class="qf-step"> <strong>3. Remove Timing Cover:</strong> Remove crankshaft pulley using appropriate puller tool. Remove all timing cover bolts (typically 14&#8211;18 bolts of varying lengths &#8212; keep organized). Carefully separate timing cover from engine block. Clean all gasket surfaces thoroughly with non-abrasive cleaner. </div> <div class="qf-step"> <strong>4. Access Water Pump:</strong> With timing cover removed, water pump is now accessible. Note timing chain position and mark timing alignment before proceeding. Remove water pump mounting bolts (typically 6&#8211;8 bolts). Torque specification for water pump bolts: <strong>12&#8211;15 ft-lbs (16&#8211;20 Nm)</strong> in star pattern. </div> <div class="qf-step"> <strong>5. Install New Pump:</strong> Clean water pump mounting surface on engine block. Install new O-ring gaskets (do not reuse old gaskets). Apply thin film of coolant to O-rings for easier installation. Position new water pump and hand-start all bolts. Torque bolts in star pattern to specification: <strong>12&#8211;15 ft-lbs</strong>. Verify pump rotates freely without binding. </div> <div class="qf-step"> <strong>6. Reassemble Timing System:</strong> Install new timing cover gasket. Apply thin bead of silicone sealant to corners where cover meets engine block. Reinstall timing cover and torque bolts to specification (typically 8&#8211;10 ft-lbs for small bolts, 12&#8211;15 ft-lbs for larger bolts). Verify timing marks remain aligned throughout reassembly. </div> <div class="qf-step"> <strong>7. Reinstall External Components:</strong> Install crankshaft pulley and torque to specification (typically 105&#8211;112 ft-lbs). Reconnect all hoses, belts, and electrical connectors. Double-check all fasteners are tight and no tools remain in engine compartment. </div> <div class="qf-step"> <strong>8. Refill Coolant &#38; Test:</strong> Refill cooling system with manufacturer-specified coolant mixture (typically 50/50 Nissan Long Life or compatible). Run engine with radiator cap off until thermostat opens. Check for leaks around timing cover and pump area. Top off coolant and install cap. Test drive vehicle and monitor temperature gauge. Recheck coolant level after cool-down. </div> <h3>Critical Reminders</h3> <ul> <li><strong>Do not reuse O-ring gaskets</strong> &#8212; always install new seals provided in kit</li> <li><strong>Timing alignment is critical</strong> &#8212; verify marks before and after reassembly</li> <li><strong>Torque sequence matters</strong> &#8212; use star pattern to prevent warping</li> <li><strong>Clear diagnostic codes</strong> after installation if any overheating codes were present</li> <li>Inspect timing chain tensioners and guides while cover is off &#8212; replace if worn</li> <li>Use only Nissan-approved coolant or compatible Asian-vehicle long-life formula</li> </ul> </div> </div> <div class="b-section"> <div class="b-header" onclick="qfToggle('faq')"> <div class="b-title">Frequently Asked Questions</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: Is this water pump compatible with both gasoline and diesel engines?</div> <div class="qf-faq-a">This water pump is designed specifically for Nissan and Infiniti gasoline V6 engines (VQ35DE, VQ40DE, VQ35HR, VQ37VHR series). These vehicles do not have diesel variants in North American or most Asian markets. The pump is engineered for gasoline engine cooling requirements and flow rates. Always verify engine code compatibility before ordering.</div> </div> <div class="qf-faq-item"> <div class="qf-faq-q">Q2: Will I need ECU reprogramming or calibration after installing this water pump?</div> <div class="qf-faq-a">No ECU reprogramming is required for water pump replacement. However, you should clear any diagnostic trouble codes (P0128, P0217, etc.) that were triggered by the failed pump using an OBD-II scanner. The ECU will automatically relearn normal operating parameters once proper coolant circulation is restored. If overheating was severe, inspect for additional damage to sensors or thermostat.</div> </div> <div class="qf-faq-item"> <div class="qf-faq-q">Q3: How does this aftermarket pump compare to genuine Nissan/Infiniti OEM parts?</div> <div class="qf-faq-a">This pump is manufactured to OEM specifications with equivalent materials and performance characteristics. It features a metal impeller (not plastic), precision-machined housing, and high-quality bearings comparable to genuine Nissan parts. The included O-ring gaskets meet OEM dimensional tolerances. Major advantages include lower cost and availability, while maintaining the same fit, form, and function as original equipment. Many professional installers use quality aftermarket pumps for fleet maintenance due to cost-effectiveness and reliability.</div> </div> <div class="qf-faq-item"> <div class="qf-faq-q">Q4: What should I do if the new water pump doesn&#8217;t resolve my overheating issue?</div> <div class="qf-faq-a">If overheating persists after water pump replacement, check these common causes: (1) Trapped air in cooling system &#8212; perform proper bleeding procedure; (2) Faulty thermostat &#8212; replace if stuck closed; (3) Clogged radiator &#8212; flush or replace if coolant flow is restricted; (4) Failed radiator cap &#8212; verify proper pressure rating; (5) Head gasket failure &#8212; check for combustion gases in coolant using block tester; (6) Cooling fan issues &#8212; verify fans engage at proper temperature. A complete cooling system diagnosis is recommended if pump replacement alone doesn&#8217;t solve the problem.</div> </div> <div class="qf-faq-item"> <div class="qf-faq-q">Q5: Can you provide white-label or custom packaging for bulk orders?</div> <div class="qf-faq-a">Yes, we offer white-label and custom packaging options for wholesale buyers and distributors. Minimum order quantities apply (typically 100&#8211;500 units depending on customization level). Custom packaging can include your brand name, logo, part numbers, and installation instructions. Private labeling options include custom boxes, labels, and marketing materials. Contact our B2B sales team for detailed pricing, MOQ requirements, production timelines, and packaging design specifications. Lead times for custom orders are typically 45&#8211;60 days.</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"> <p>When replacing the water pump during timing cover service, consider replacing these related components to maximize reliability and minimize future labor costs:</p> <table class="qf-table"> <thead> <tr> <th>Component</th> <th>Reason for Replacement</th> </tr> </thead> <tbody> <tr> <td><strong>Timing Chain Kit</strong></td> <td>Chain stretch and wear occur over time. Since timing cover is already removed for water pump access, replacing the timing chain, tensioners, and guides prevents future catastrophic timing failure. Recommended at 80,000&#8211;120,000 miles or if chain noise present.</td> </tr> <tr> <td><strong>Thermostat &#38; Housing</strong></td> <td>Thermostats fail from coolant contamination and thermal cycling. A stuck-closed thermostat causes overheating similar to pump failure. Replace as preventive maintenance, especially if original unit has 100,000+ miles or shows corrosion buildup.</td> </tr> <tr> <td><strong>Radiator Hoses</strong></td> <td>Upper and lower radiator hoses deteriorate from heat and pressure cycles. Hoses become brittle, develop cracks, or experience internal collapse that restricts coolant flow. Replace if hoses are 5+ years old or show surface cracking.</td> </tr> <tr> <td><strong>Coolant Temperature Sensor</strong></td> <td>Sensors provide critical data to ECU for cooling fan control and fuel mixture. Sensor failure or drift causes inaccurate temperature readings, potentially masking overheating. Replace if readings are erratic or if overheating damaged sensor.</td> </tr> <tr> <td><strong>Engine Oil &#38; Filter</strong></td> <td>If water pump failure caused coolant contamination into engine oil (visible as milky residue), perform immediate oil change with quality filter. Coolant in oil destroys lubrication properties and causes accelerated engine wear. Flush if contamination is severe.</td> </tr> </tbody> </table> <p style="margin-top: 16px; color: #666666; font-size: 13px;"><strong>Pro Tip:</strong> Bundling these components reduces overall labor costs since the engine is already partially disassembled. Most professional mechanics recommend a comprehensive cooling system and timing chain service when mileage exceeds 100,000 miles or if the vehicle has experienced overheating events.</p> </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>