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TROUBLESHOOTING SUPPLEMENTAL RESTRAINT SYSTEM (SRS) 52B-90 Code No.64: Passenger's (front) air bag module (squib) system (short-circuited to the power supply) OPERATION • The SRS-ECU judges how severe a collision is by detecting signals from the front impact sensors • The ignition signal is input to the air bag module to inflate the air bag. DIAGNOSIS CODE SET CONDITIONS This diagnosis code is set if the passenger's (front) PROBABLE CAUSES • Damaged harness wires and connectors • Short to the power supply in the passenger's (front) air bag module (squib) harness • Malfunction of the SRS-ECU DIAGNOSIS PROCEDURE STEP1. Check the diagnosis code by connecting (2) Unclip passenger’s (front) air bag module connector B-06. AC510225 CONNECTOR AIR BAG MODULE SRS-ECU CONNECTOR Wire colour code NOTE : CONNECTOR COUPLED: ON Passenger's (Front) Air Bag Module (Squib) Circuit AB AC206286 Connector: B-06 2 1 Harness side B-06 (R) AE Glove box striker Main Index Group TOC |