How to Deal with Water Ingress and Corrosion in Automotive Connectors?
2 Answers
Effective, but prone to scratching the connector. After wiping for 5 minutes, the oxidized liquid on the connector will fall off, but some scratch marks may also appear on the connector. Oxalic acid (i.e., ethanedioic acid) can be used to remove rust. WD-40 can easily handle cleaning capacitor circuit boards. You can either polish or clean with weak acid, but make sure to wipe it clean thoroughly after use to avoid corroding the connector.
As a car owner, I've also experienced this headache. When the car connector gets corroded due to water ingress, first ensure safety by disconnecting the battery to prevent short circuits. Then, use a dry cloth or tissue to wipe away surface moisture, and gently brush off corrosion powder with a soft-bristled toothbrush. If the corrosion isn't severe, you can clean the connector terminals with isopropyl alcohol or a baking soda solution, but avoid excessive force that might damage the metal parts. After thorough cleaning, let it air-dry in a ventilated area for several hours or use a hairdryer on low heat. Before reconnecting, spray some anti-corrosion spray as a preventive measure. Regularly check for aging seals and avoid direct water spray on connectors during car washes – these small habits can save you a lot of trouble. Improper handling may lead to circuit failures affecting other components; if unsure, seek professional repair services.
