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DTC Description / Detecting Condition / Confirmation Procedure

P0171 (Fuel Trim B1 Lean) refer to DTC P0171: Fuel Trim System Lean .

P0172 (Fuel Trim B1 Rich) refer to DTC P0172: Fuel Trim System Rich .

P2187 (Fuel Trim B1 ICO Lean) refer to DTC P2187: Fuel Trim System Lean at Idle .

P2188 (Fuel Trim B1 ICO Rich) refer to DTC P2188: Fuel Trim System Rich at Idle .

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