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SRS AIR BAG DIAGNOSIS TSB Revision SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-53 STEP 5. Check the harness between the SRS-ECU (1) Disconnect SRS-ECU connector C-121 and clock spring connector C-307. CAUTION Do not insert a test probe into the terminal from its front should be less than 2 ohms. <1st squib> • SRS-ECU connector C-121 (terminal No.36) and the clock spring connector C-307 (terminal No.13) • SRS-ECU connector C-121 (terminal No.37) and the clock spring connector C-307 (terminal No.14) <2nd squib> • SRS-ECU connector C-121 (terminal No.33) and the clock spring connector C-307 (terminal No.11) • SRS-ECU connector C-121 (terminal No.34) and the clock spring connector C-307 (terminal No.12) Q: Does continuity exist? YES : Erase the diagnostic trouble code memory, and check the diagnostic trouble code. If DTC B1401 <1st ). Then go to Step 6. NO : Replace the harness wires between SRS-ECU connector C-121 and clock spring connector C-307. AC305362 CONNECTOR: C-121 C-121 (Y) AH SRS-ECU C-121 42 31 38 27 21 41 28 39 22 30 25 47 36 33 44 34 45 37 48 26 29 23 40 32 43 35 46 24 B A AC305235AK C-307 (Y) CONNECTOR: C-307 C-307 HARNESS CLOCK 11 12 13 14 11 14 13 12 AC308146 42 31 38 27 21 41 28 39 22 30 25 47 36 33 44 34 45 37 48 26 29 23 40 32 43 35 46 24 B A C-307 C-121HARNESS AB <1ST SQUIB> 11 14 13 12 AC308147 42 31 38 27 21 41 28 39 22 30 25 47 36 33 44 34 45 37 48 26 29 23 40 32 43 35 46 24 B A C-307 C-121HARNESS AB <2ND SQUIB> |