Q: Automatic roof is broken

Your car’s tire pressure monitoring system (TPMS) is designed to alert you when a tire’s pressure drops below a specific threshold. However, it might not mean that you have a flat. Here are a few things you need to know...

Hi there. This is almost always caused by a failing ignition switch. When it starts to fail and lose internal contact, this can cause these symptoms to occur. I always do a voltage drop test (https://www.yourmechanic.com/article/what-is-a-voltage-drop-test) on the switch to...

Vehicles that were badly wrecked will usually get a salvage title (https://www.yourmechanic.com/article/what-is-the-difference-between-a-clean-title-and-a-salvage-title), which means the vehicle damage was estimated to be more than roughly 70% of the value of the vehicle (https://www.yourmechanic.com/article/how-to-calculate-the-value-of-a-salvaged-car-by-jason-unrau). Also, from personal experience, anyone with a salvage...

Without testing, it will be very difficult to determine what is wrong. That being said, there are a few things that pop into mind. The mesh wire you see may be a ground strap. It is very important that the...

Although P10E(x) codes relates to problems with the Valvetronic gear (cam timing sensors and actuators), I am unable to find a P01ED code specifically. The computer will store information that can be read with a professional-level scanner to help pinpoint...

The backfire sound usually indicates a misfire (https://www.yourmechanic.com/services/engine-is-misfiring-inspection)of some kind which may be related to a timing issue such as a faulty ignition coil, bad spark plug wires or a faulty crankshaft position sensor. This may also possibly be related...

Hi there. It sounds like there could be a fault somewhere in the camshaft position sensor (https://www.yourmechanic.com/services/camshaft-position-sensor-replacement), crankshaft position sensor (https://www.yourmechanic.com/services/crankshaft-position-sensor-replacement), or engine computer circuit. Check all fuses and relays (https://www.yourmechanic.com/article/how-to-check-fuses-by-rocco-lovetere) and replace as necessary. The computer will not enable...

Hi there. This P2238 code (https://www.yourmechanic.com/article/p2238-obd-ii-trouble-code-o2-sensor-positive-current-control-circuit-low-bank-1-sensor-1-by-jay-safford) is set when the engine computer detects a short circuit on the heater for the 02 or AF sensor.The short is generally in the sensor itself and replacement corrects the condition. However, there could...

If you are producing too much NOX this means your combustion is running too hot. This is usually caused by the engine running too lean or the EGR system is not flowing enough to cool the combustion. You should remove...