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Home >> Toyota >> 1990 >> Celica ST, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Test 3 Or Code 12, 13, 14 - Ignition & Rpm Signal >> Code 12, 13 - Rpm Signal

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Code 12, 13 - Rpm Signal

NOTE: Codes 12 and 13 reference signals to EC4 from distributor.

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