P1421 Diagnostic Trouble Code Discussion for April 2010
Cold Start Emission Reduction Strategy Monitoring
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| Help Request | Posted | |
| 1996 BMW 328i 2.8L MIL Lamp on VIN: WBABG2328T P1421: sec air injection 4 -6. ck on mitchell&all(no data) pass solonoid goes to a box/canister then hose goes underneath fuse box 2 inside |
April 05, 2010 |
