Index Subaru Subaru Impreza 3 / Impreza WRX / Impreza WRX STI - service repair manual 2008-2014 year
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LAN(diag)-57 Diagnostic Procedure with Diagnostic Trouble Code (DTC) LAN SYSTEM (DIAGNOSTICS) K: DTC U1221 CAN-HS ECM NO-RECEIVE DATA DTC DETECTING CONDITION: Not received data from ECM. TROUBLE SYMPTOM: Malfunction indicator light illuminates. WIRING DIAGRAM: CAN communication system <Ref. to WI-171, WIRING DIAGRAM, CAN Communication System.> Step Check Yes No 1 Is there DTC U1202? Perform the diag- 2 CHECK DTC. Is U1221 a current malfunc- 2 1 B231 1 8 2 B380 B3 B9 B280 B: 6 14 B40 B380 1 2 3 4 17 18 19 20 5 6 7 8 21 22 23 24 9 10 11 12 25 26 27 28 13 14 15 16 4 5 6 7 8 9 6 2 7 2 8 2 9 2 0 3 2 3 1 1 3 2 3 3 3 4 3 5 3 6 3 0 1 1 1 4 1 5 1 6 1 7 1 8 1 9 1 7 3 8 3 9 3 0 4 2 1 3 1 1 4 2 4 3 4 4 4 5 4 6 4 0 2 1 2 3 2 4 2 2 2 5 2 B310 B231 1 2 3 4 B230 1 2 3 4 C: B136 16 10 11 12 13 14 15 25 24 30 9 8 7 17 18 19 20 21 22 23 29 32 31 1 2 3 4 5 6 27 26 33 34 35 B280 B: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 B40 C17 C28 C: B136 B230 3 2 B310 10 35 LAN00907 SI SI SI VDC CM ECM DCCD CM YAW RATE & G SENSOR : WITH SI-DRIVE DATA LINK CONNECTOR BODY INTEGRATED UNIT STEERING ANGLE SENSOR |