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The shop was correct about how the ECU controls the field current of the alternator which will cause the alternator to charge the batteries. If the wire on pin 57, the dark green with orange stripe wire at the ECU,...
The scenario of raw fuel being dumped into the catalytic converter causing extreme heat to possibly ignite a fire is a plausible scenario. It is generally not good business to perform a tune-up and send a customer out in a...
The knocking noise and the dying are most likely two different problems. Diagnosing sounds is inherently not possible without being present. Even with a video. There are some very specific noises a car can make that with experience a technician...
Your car seems to have what is called a "limited slip" rear end which controls the amount of power coming from the drive train to ensure that the power is evenly distributed to both wheels. The limited slip clutch packs...
Hello, the exhaust system noise can be created from a heat shield (light tin type sound). Rattling could be from a hanger which support the system. A muffler and catalytic convertor can internally make a rattle type noise. The vehicle...
Hi there: If you recently replaced your battery, the issue may be caused by a malfunctioning alternator or other electrical component that comprises the charging system on your Nissan Sentra. The best way to find out which item specifically is...
Hi there - your understanding and terminology oxygen sensors (https://www.yourmechanic.com/article/symptoms-of-a-bad-or-failing-oxygen-sensor) - "upstream" and "downstream" are correct - upstream is between the engine and (before) the catalytic converter. Downstream is after the catalytic converter. I would be suspicious enough of a...
Any oil that you desire can be used in an oil change and the customer can, of course, supply the oil himself or herself. I see Castrol Edge OW-40 European formula vended at Amazon, and elsewhere, and thus you can...
Hi there. The problem with inconsistent issues like this is that in most cases, it will require a mechanic to replicate the symptom to determine what might be causing the problem. In most cases, what you are describing is typically...