Subaru 2004 Legacy Service Manual

21, IM(diag)-19 IMMOBILIZER (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) Step Check Yes No 1 CHECK ANTENNA CIRCUIT. 1) Turn the ignition switch to OFF. 2) Disconnect the harness connector from antenna. <Ref. to SL-50, Immobilizer Antenna.> 3) Measure the…

16, IM(diag)-14 IMMOBILIZER (DIAGNOSTICS) Diagnostics Chart for Immobilizer Indicator Light Step Check Yes No 1 CHECK POWER SUPPLY CIRCUIT. 1) Disconnect the harness connector from key warning switch. 2) Turn the ignition switch to “ACC” or “LOCK” (with key inserted). 3) Measure the voltage…

20, IM(diag)-18 IMMOBILIZER (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) B: DTC P1570 ANTENNA DTC DETECTING CONDITION: Faulty antenna WIRING DIAGRAM: IM-00079 C20 C21 ANTENNA B351 1 2 2 1 B281 BODY INTEGRATED UNIT C: B351 5 67 8 21 9 4 3 10 2422 23 25 11 12 13 14 15 26 27 28 16 …

4, IM(diag)-2 IMMOBILIZER (DIAGNOSTICS) Basic Diagnostic Procedure 1. Basic Diagnostic Procedure A: PROCEDURE Step Check Yes No 1 CHECK IMMOBILIZER WARNING LIGHT. 1) Turn the ignition switch to “OFF” or “ACC”. 2) Wait for more than 60 seconds. Does the immobilizer warning ligh…

24, Subaru 2004 Legacy IM(diag)-22 IMMOBILIZER (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) D: DTC P1572 IMM CIRCUIT FAILURE (EXCEPT ANTENNA CIRCUIT) DTC DETECTING CONDITION: Communication failure between body integrated unit and ECM WIRING DIAGRAM: IM-00087 SBF-1 SBF-9 SBF-4 BATT…

18, IM(diag)-16 IMMOBILIZER (DIAGNOSTICS) List of Diagnostic Trouble Code (DTC) 2. BODY INTEGRATED UNIT NOTE: • Immobilizer system of 2.5 L EC, EK model and 3.0 L model perform the starter relay control. When the body integrated unit detect the inconformity of reference code, immediatel…