P2187 Diagnostic Trouble Code Discussion for November 2018
Fuel System Too Lean At Idle
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| Help Request | Posted | |
| 2008 Mazda 3 S 2.3L MIL Lamp on VIN: JM1BK32378 P2187: Lean at Idle. No real driveability concerns with this vehicle, it simply sets a code for lean at idle. The fuel trims go up over +20 and it sets the code. Cannot find a vacuum leak, canister purge solenoid holds vacuum, MAF sensor is reading correctly. Fully expected a ... |
November 15, 2018 |
