SRS DTC Troubleshooting: 45-2x, 45-3x, 45-Bx, 46-2x, 46-3x, 46-Bx
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 46-2x, 46-3x, 46-Bx (‘‘x'' can be 0 thru 9 or A thru F):
Internal Failure of the Right Side Impact Sensor (second)
NOTE: Before doing this troubleshooting procedure, review SRS Precautions and Procedures.
Erase the DTC memory.
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, 45-Bx, 46-2x, 46-3x, or 46-Bx indicated?
YES
-
Replace the left or right side impact sensor (second).
If the DTC returns,
replace the SRS unit.
■
NO
-
Intermittent failure, the system is OK at this time.
Go to Troubleshooting Intermittent Failures.
If another DTC is indicated, go to the DTC Troubleshooting Index.