Rust and corrosion on the threads causing the nut to be extremely tight coming off. The spindle can only take so much force before it breaks.
To remove the rear window wiper spindle on a Jaguar X-Type, first, ensure the wiper is in the "off" position. Then, gently pry off the plastic cover that conceals the spindle nut. Use a socket wrench to remove the nut securing the spindle, and carefully pull the spindle out from its housing. Finally, check for any clips or connectors that may need to be disconnected before fully removing the spindle.
Stripped spindle/splines, linkage issues.
Check linkage first and stripped or loose wiper arm on spindle.
Check your wiper linkage under the hood and/or the tightness of the wiper arm on the wiper spindle.
Check your wiper linkage and/or the splines on the spindle.
To remove a wiper arm on a 1964 Mustang, first, lift the wiper arm away from the windshield to access the base. Look for a small retaining clip or nut at the base of the wiper arm that secures it to the wiper motor spindle; use a socket or wrench to remove it. If there's a clip, gently pry it off, then pull the wiper arm straight off the spindle. Be careful not to bend the arm or damage the glass while doing this.
To change the rear wiper arm on a Kia Picanto, start by lifting the wiper arm away from the window. Locate the retaining nut at the base of the arm and use a socket wrench to remove it. Once the nut is off, gently wiggle the wiper arm side to side to detach it from the spindle. Finally, install the new wiper arm by aligning it with the spindle and securing it with the retaining nut.
To change the rear window wiper arm on your Nissan X-Trail, first, lift the wiper arm away from the glass. Locate the retaining nut at the base of the wiper arm and use a socket wrench to remove it. Once the nut is removed, gently pull the wiper arm off its spindle, then align the new wiper arm and press it onto the spindle. Finally, secure it with the retaining nut and lower the arm back into its resting position.
To fit a wiper motor on a Renault Megane, first, disconnect the battery to ensure safety. Remove the wiper arms by loosening the nuts and gently pulling them off the spindle. Next, access the wiper motor by removing the plastic cover and any necessary trim panels. Disconnect the wiring harness, unbolt the old motor, and replace it with the new one, ensuring all connections are secure before reassembling the components and testing the wipers.
Usually, the arm. It loses its springiness/pressure against the window. The spindle is lubricated and most vehicles NEVER have a problem. The only issue that may develop with a spindle is someone 'hammering' the arm on or not mounting the arm fully down on the spindle. Then the ridges on the arm get damaged.
Either the wiper arm(s) moved on the spindle or the linkage moved or bent. See sources and related links below for wiper blade information.
To change the windscreen wiper arm on a Peugeot 106, first ensure the wipers are off and in the resting position. Lift the wiper arm away from the windscreen, then locate the release tab or nut securing the wiper arm to the spindle. If it's a nut, use the appropriate socket to remove it; if it’s a tab, press it to release the arm. Finally, fit the new wiper arm onto the spindle, ensuring it's securely attached, and lower it back onto the windscreen.