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P0090

This may not be very hard to solve. Code P2177 (https://www.yourmechanic.com/article/p2177-obd-ii-trouble-code-system-too-lean-off-idle-bank-1-by-spencer-clayton) means your engine is running too lean. The most common cause of this is an air leak in the intake system. Since you've just been working under the hood,...

Hi there - I would check the fuel pressure with a gauge to see what the pressure on the fuel rail actually is. If pressure is low, the problem may be with a clogged fuel filter, failing fuel pump relay...