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Home >> Lexus >> 1993 >> SC 400 V8-4.0L (1UZ-FE) >> Repair and Diagnosis >> A L L Diagnostic Trouble Codes ( DTC ) >> Testing and Inspection >> Manufacturer Code Charts >> Engine Control System >> DTC 21

DTC 21

Fig. 15 Diagnostic Code 21 & 28 (Main Oxygen Sensor & Heater Signal, Part 1 Of 5):



Fig. 15 Diagnostic Code 21 & 28 (Main Oxygen Sensor & Heater Signal, Part 2 Of 5):



Fig. 15 Diagnostic Code 21 & 28 (Main Oxygen Sensor & Heater Signal, Part 3 Of 5):



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