On a Mercedes W123 diesel, a vacuum leak can prevent the engine from switching off. The central locking uses the same vacuum supply, so a leaking door-lock circuit can affect engine shutdown. It is on
Automotive fashion has produced few ideas quite as curious as taking a finished steel roof, covering it in textured plastic and charging the customer extra. For several decades, buyers did exactly tha
An engine can be low on oil and sound perfectly content. It may start normally, idle without complaint and carry the car through the morning commute. The driver sees no smoke, hears no knocking and re
The parking brake has been released, but the red warning light remains on. The first reaction is usually to pull the lever again or press the parking-brake switch a few times. Perhaps the sensor
The key has left the ignition. The doors are locked. From beneath the hood comes the unmistakable roar of a large electric fan apparently unaware that the journey ended. Waiting beside the car for
Shift an automatic car into Drive, release the brake and it begins moving without a touch of the accelerator. The movement is usually gentle. Just enough to edge forward in traffic, ease into a par
A car door can hide an impressive amount of water before anyone notices. Usually, the first clue arrives after heavy rain or a thorough car wash. Pull away from the curb and something splashes near
The tires were set perfectly that morning. Then, after a long stretch of highway, the pressure display shows every one of them sitting several pounds higher. Out comes the gauge. Sure enough, the d
The low-fuel light is on, so a few gallons go into the tank. The engine starts, the receipt confirms that actual gasoline was purchased, and the gauge responds by remaining exactly where it was. No
A parked car should understand the concept of being parked. The engine is off. The keys are inside the house. The garage has been quiet for hours. Then something beneath the car begins to hu