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Home >> Toyota >> 1990 >> Corolla Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Clearing Trouble Codes
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Clearing Trouble Codes

  1. After repairs are performed, clear ECU memory. To clear memory, turn ignition off. Remove fuse from main fuse block for about 30 seconds or more.
  2. Fuse block is located below left side of instrument panel. See CLEARING CODES  table for appropriate fuse.
  3. Fuse may require to be removed longer depending on the ambient temperature. Replace fuse and exit diagnostic mode. Trouble codes can also be cleared by disconnecting vehicle battery. However, other memory functions (clock, radio, etc.), will need to be reset.
CLEARING CODES

Application Fuse (Amperage)
Corolla STOP (15)
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