|
|
AT-46 AUTOMATIC TRANSMISSION (DIAGNOSTICS) DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC) B: DTC 23 MASS AIR FLOW SIGNAL (TURBO MODEL) DIAGNOSIS: Step Value Yes No 1 CHECK ENGINE GROUND TERMINALS AND There is a trouble. Repair the ground 2 CHECK HARNESS CONNECTOR BETWEEN ECM. 3) Measure the resistance of harness between TCM and ECM connector. Connector & terminal (B54) No. 1 — (B135) No. 28: Is the measured value less than the speci- 1 Ω Repair the open AT-00574 28 1 B54 B54 B135 ECM TCM 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 B135 5 6 7 8 2 1 9 4 3 10 24 22 23 25 11 12 13 14 15 26 27 28 16 17 18 19 20 21 |