no spark on 2 cylinders
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If it's cylinders 1/4 or 2/3, just swap the spark plug wires between your two current coils. If the problem suddenly switches to the other pair of cylinders, then you have a bad coil.
If it's cylinders 1/3 or 2/4, then it's something having to do with your injector wiring, ECU, or CAS.
If it's cylinders 1/3 or 2/4, then it's something having to do with your injector wiring, ECU, or CAS.
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