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BMW, 3 Series, E36, 316i (1990-1999) Common Issues

1. Faulty Oxygen Sensor

Occurrence: 12%Cost to repair: $300

Symptoms:

Poor engine performance, rough idling, and decreased fuel efficiency.


2. Clogged PCV Valve

Occurrence: 8%Cost to repair: $100

Symptoms:

Oil leaks, engine knocking, and decreased power output.


3. Faulty Catalytic Converter

Occurrence: 15%Cost to repair: $1200

Symptoms:

Poor engine performance, reduced power output, and catalytic converter light on the dashboard.


4. Worn or Loose Timing Belt

Occurrence: 18%Cost to repair: $800

Symptoms:

Engine misfires, rough idling, and decreased engine performance.


5. Faulty Water Pump

Occurrence: 10%Cost to repair: $600

Symptoms:

Overheating engine, poor cooling system performance, and increased risk of engine damage.


6. Clogged or Faulty Mass Airflow Sensor (MAF)

Occurrence: 12%Cost to repair: $250

Symptoms:

Poor engine performance, reduced power output, and decreased fuel efficiency.


7. Faulty Spark Plugs

Occurrence: 9%Cost to repair: $200

Symptoms:

Poor engine performance, rough idling, and decreased fuel efficiency.


8. Worn or Loose Serpentine Belt

Occurrence: 6%Cost to repair: $150

Symptoms:

Engine misfires, rough idling, and decreased engine performance.