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Home >> Acura >> 2005 >> TSX Automatic >> Repair and Diagnosis >> Restraints >> Air Bag, SRS >> SRS (Supplemental Restraint System) >> DTC Troubleshooting >> DTC 45-2x, 45-3x, 45-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Left Side Impact Sensor (second)

DTC 45-2x, 45-3x, 45-Bx ("x" can be 0 thru 9 or A thru F): Internal Failure of the Left Side Impact Sensor (second)

NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures (see PRECAUTIONS AND PROCEDURES  ) and General Troubleshooting Information (see DTC (DIAGNOSTIC TROUBLE CODES)  ).
  1. Clear the DTC memory (see CLEAR THE DTC MEMORY WITH THE HDS  ).
  2. Turn the ignition switch ON (II), and check that the SRS indicator comes on for about 6 seconds and then goes off.

    Does the SRS indicator stay on, and is DTC 45-2x, 45-3x, or 45-Bx indicated? 

    YES  -Replace the left side impact sensor (second) (see SIDE IMPACT SENSOR (SECOND) REPLACEMENT  ). If the DTC returns, replace the SRS unit (see SRS UNIT REPLACEMENT  ).

    NO  -Intermittent failure, system is OK at this time. Go to TROUBLESHOOTING INTERMITTENT FAILURES  . If another DTC is indicated, troubleshoot the DTC.

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