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TROUBLESHOOTING SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-111 disconnected. If the negative battery terminal is AC905015 A AC Lock lever (2) While pushing the part "A" indicated in the figure of the harness side connector, turn the lock lever CAUTION Do not insert a test probe into the terminal from of the hazard indicator assembly side connector • Continuity between LP line and body earth OK: No continuity Q: Is the check result normal? YES : Go to Step 6 NO : Repair the wiring harnesses LP line STEP 6. Check whether the diagnosis code is Q: Is the diagnosis code No. B1647 set? YES : Replace SRS-ECU (Refer to NO : Intermittent malfunction (Refer to GROUP − How to Use Troubleshooting/Inspection Service Points − How to Cope with Intermittent Malfunction ). Code No. B1648 Passenger’s air bag ON indicator lamp (open circuit) CAUTION If the diagnosis code B1489 is set in the OPERATION • Power for the passenger’s air bag ON indicator lamp is supplied from the fusible link (2). • The passenger’s air bag ON indicator lamp illumi- nates when the ignition switch is turned to the TROUBLE JUDGEMENT This code will be set if an open circuit has occurred PROBABLE CAUSES • Damaged wiring harnesses or connectors • Malfunction of the SRS-ECU • Malfunction of the passenger’s air bag ON indica- tor lamp DIAGNOSIS PROCEDURE STEP 1. M.U.T.-III CAN bus diagnostics. Q: Is the check result normal? YES : Go to Step 2. NO : Repair the CAN bus line (Refer to GROUP − Troubleshooting ). STEP 2. Check whether the diagnosis code is the diagnosis code again. (3) Disconnect the negative battery terminal. Q: Is the diagnosis code No. B1648 set? YES : Go to Step 3. NO : Intermittent malfunction (Refer to GROUP − How to Use Troubleshooting/Inspection Service Points − How to Cope with Intermittent Malfunction ). |