Q: I started the car and after two minutes the car stalled

You are correct, there is a TSB (https://www.yourmechanic.com/article/how-to-use-a-technical-service-bulletin-by-parker-hill) to reprogram the ECU for the symptoms you describe. The reprogramming should take care of your concern of the P0101 code (https://www.yourmechanic.com/article/-p0101-obd-ii-trouble-code-mass-airflow-maf-circuit-operating-range-or-performance-problem-by-john-nelson). You will need to go to a Nissan dealer to...

Hi there, thanks for writing in about your 1990 Subaru Legacy. You need to have the fuel pressure tested to see if the fuel pressure is within specifications and will hold pressure after testing with engine off. The fuel pressure...

In the future, please include the model of Nissan and the motor size. This way we can be more certain we are giving you an accurate answer. The P0420 code has to do with the catalytic converter. It will either...

Hi - I would first check for problem codes (even though you are pre-OBD II), diagnostic codes can be very useful in cases like this. It sounds like you have a fuel supply (https://www.yourmechanic.com/question/fuel-pressure-low) issue - low fuel pressure, leaking/clogged...

A diagnostic is only meaningful if there is a specific identification of a part or parts that have failed, are worn out, defective or the like. The bearings in the differential that you refer to are not visible for inspection,...

Hi there. Quite frequently when red and green coolant is mixed and inside the coolant tubes for a long time, it can cause excessive wear of the coolant tubes. The 'glitter' you see may be excessive debris that may have...

Hi there. What you're describing is typically an indication of damaged wheel bearings. One warning sign of a wearing out wheel bearing (https://www.yourmechanic.com/article/symptoms-of-bad-or-failing-wheel-bearings) is a loud grinding or roaring sound that comes from the tire area of your car. This...

Hi Sean. Thanks for sending in your question today. Typically a rough idle issue is caused by difficulty in mixing the air and fuel correctly. This is handled by the throttle body, the mass air flow sensor, and delivered through...

The crankshaft position sensor is typically mounted to the right of the oil filter on this engine model. Usually, the oil filter has to be removed to gain access. The camshaft position sensor should only be changed if it fails...