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Home >> Toyota >> 1997 >> 4Runner Base, 4WD, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 2.7L >> Circuit Tests >> DTC P0446: Vent Control Malfunction >> Notes

DTC P0446: Vent Control Malfunction: Notes

CAUTION: If ECM replacement is instructed in following testing, always ensure ECM connectors and ground circuit are okay. If either are suspect, repair and repeat testing to confirm ECM malfunction.
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