P2257 Diagnostic Trouble Code Discussion for July 2015
Secondary Air Injection System Control 'A' Circuit Low
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| Help Request | Posted | |
| 2006 Mercury Milan Premier 2.3L Wrench Light on VIN: 3MEHM08Z16 P2257: Secondary AIR System control circuit A High. ... in the morning, idles uneven, then clears off if the ignition is shut off then started again. MIL is also on. I have replaced the thermostat, and verified that the P0128 was resolved. I am currently waiting for an AIR pump... |
July 18, 2015 | |
| 2006 Mercury Milan Premier 2.3L Wrench Light on VIN: 3MEHM08Z16 P2257: Secondary AIR System control circuit A High. ... in the morning, idles uneven, then clears off if the ignition is shut off then started again. MIL is also on. I have replaced the thermostat, and verified that the P0128 was resolved. I am currently waiting for an AIR pump... |
July 20, 2015 |
