e30

Fuel trims stabilize after removal of Rob Beck PCV junk.

Codes: 29E0 fuel mixture control 29D0 misfire in cylinder 4 3106 catless downpipe installed 2774 mass airflow too high AAAA ???? 0000 ????

Codes: 29E0 fuel mixture control 29D0 misfire in cylinder 4 3106 catless downpipe installed 2774 mass airflow too high AAAA ???? 0000 ????

Stratified E30 tune v9.00 Stage 3, except downpipe. Progressive Crackles, Strat T/C, 93/E30/Valet Combo.

Removal of purple MAF connector solved all surging issues.

boost surges, often below target.

Boost under target, boost oscillations.

Failure to meet boost targets, wild boost oscillations.