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You do not need to disconnect the battery when changing the O2 sensor, as the engine computer reads the sensor data only while the engine is running. However, it is a good idea to disconnect the battery to clear any trouble codes after installing the new sensor. Always turn off the key for safety precautions. … Read more

No, you usually do not need to calibrate a new phone battery. Lithium-ion batteries in smartphones offer accurate battery percentage. If you notice battery degradation or issues, fully charge your phone to 100%, then let it drain to 5%. Regular charging cycles can help maintain accurate battery performance without calibration. For most modern smartphones, calibration … Read more

It is advisable to disconnect the battery when changing the MAF sensor. This step prevents electrical accidents and allows the DME to reset. After you replace the sensor, reconnect the battery to help the ECU relearn. Lastly, use a scan tool to clear any fault codes for better vehicle maintenance and performance. To start, locate … Read more

Yes, you do not always need a receipt for the AutoZone battery warranty. The store can find your warranty using your purchase phone number. You must be the original purchaser. To claim the warranty, bring a valid government-issued ID and the battery for inspection. Understand the battery replacement policy for details. You can claim your … Read more

You do not need a receipt for a Walmart battery warranty return. Instead, show a valid government-issued ID. Walmart can validate the warranty using the battery’s barcode and serial number. Exchanges depend on stock availability and specific warranty terms. Check your EverStart battery’s warranty details for complete guidance. When returning a battery, ensure the product … Read more

You need a separate deep cycle battery for your trolling motor. This keeps your starting battery from draining and reduces interference. If your motor has over 80 lbs of thrust, use two 12-volt batteries. Always choose batteries of the same type and age to ensure the best energy efficiency and performance in your power supply. … Read more

Yes, using a separate battery for your fish finder is necessary. A dedicated deep-cycle battery improves performance by avoiding voltage drops from the trolling motor. If your kayak doesn’t have an electrical system, a separate battery is essential. For optimal reliability, avoid using the cranking battery. Several battery types suit fish finders. Lead-acid batteries are … Read more

A dual battery system powers auxiliary equipment while protecting the main starter battery. It’s useful for solar recharge or long vehicle use. A dual setup maintains energy levels and prevents voltage drop. However, consider if a single battery meets your needs to avoid unnecessary weight and maintenance. When considering installation, choose a quality isolator. This … Read more

You don’t always need a receipt for your Interstate Battery warranty. You can verify warranty coverage using the battery’s date code and serial number. However, having a receipt makes the process easier. You can also submit a Tier-One Claim Form for a product voucher, even if you don’t have a receipt. Here is a step-by-step … Read more

Yes, you need a battery vent tube if the battery is in an enclosed space like the trunk or passenger compartment. The vent tube allows hydrogen gas to escape safely outside the vehicle. In engine bays, proper ventilation usually prevents gas buildup, so external venting is generally not required. Battery safety is a priority. Installation … Read more