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Home >> Toyota >> 1996 >> Tercel DX, 2D Sedan, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 1 (Air Bag Restraint System) >> Trouble Shooting >> Code 31

Code 31

WARNING: This page is about a different car, the 1995 Toyota Tercel. However, it is still accessible from the selected car via links, so may be relevant.
  1. If a code other than Code 31 is displayed at same time as Code 31, repair fault indicated by code other than Code 31 before using this procedure. Disconnect center air bag sensor connector. Turn ignition switch to ON position. Measure voltage at IG2 and ACC terminals of center air bag sensor. If voltage is less than 16 volts, check charging system operation. If voltage is 16 volts or greater, clear codes. See CLEARING CODES  under SELF-DIAGNOSTIC SYSTEM.
  2. Turn ignition switch to LOCK position. Wait at least 20 seconds. Turn ignition switch to ACC or ON position. Wait at least 20 seconds.
  3. Repeat step 2) at least 5 times. Use Wiring Check Harness (09843-18020) to connect terminals Tc and E1 of DLC. See Figure. If Code 31 is displayed, replace center air bag sensor. If Code 31 is not displayed, system is functioning properly at this time. Check for intermittent fault. See AIR BAG WARNING LIGHT INTERMITTENT  under DIAGNOSIS.
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