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TROUBLESHOOTING SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-63 DIAGNOSIS PROCEDURE STEP 1. M.U.T.-III diagnosis code. Q: Is the diagnosis code set? YES : Perform the troubleshooting to the set diagnosis code. (Refer to ). NO : Go to Step 2. STEP 2. Check the harness between SRS-ECU AC903856BM Connector: C-113 <LHD> Harness side AC903868 CC Connector: C-113 <RHD> Harness side AC501670 AB C-131 (Y) Connector: C-131 Harness side • Check the SRS warning lamp output lines for open circuit. Q: Is the check result normal? YES : Go to Step 3. NO : Repair the harness wires. Then go to Step STEP 3. Check the SRS warning lamp. AC501670 AB C-131 (Y) Connector: C-131 Harness side (2) Disconnected the SRS-ECU connector C-131. CAUTION Do not insert a test probe into the terminal from SRS-ECU connector C-131 is disconnected. Q: Is the check result normal? YES : Go to Step 4 NO : Replace the combination meter (Refer to STEP 4. Check whether the diagnosis code is not reset. Q: Is the diagnosis code set? YES : ). NO : An intermittent malfunction is suspected |