PROBLEM SYMPTOMS TABLE HINT: Use the table below to help determine the cause of the problem symptom. The potential causes of the symptoms are listed in order of probability in the "Suspected Area" column of the table. Check each symptom by checking the suspected areas in the order they are listed. Replace parts as necessary. Key reminder warning system
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Toyota Tundra Service Manual > Sfi System: Exhaust Gas Recirculation Control Circuit (P0403)
DESCRIPTION Refer to DTC P0401 (See page ). DTC No. DTC Detection Condition Trouble Area P0403 Open or short in EGR valve circuit (1 trip detection logic) Open or short in EGR valve circuit EGR valve assembly ECM HINT: DTC P0403 is set when the ignition switch is in the ON position. MONITOR DESCRIPT ...
