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Home >> Toyota >> 2014 >> Prius Two >> Repair and Diagnosis (Single Page) >> External Pages >> Different variant/trim >> Section 10 (Theft Deterrent / Keyless Entry System (Diagnostics & Service Information) (Plug-In)) >> Push-Button Start >> Problem Symptoms Table [10/2013 - ] >> Problem Symptoms Table [10/2013 - ]
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Problem Symptoms Table [10/2013 - ]

WARNING: This page is about a different variant/trim than selected.

HINT: 

Use the table below to help determine the cause of problem symptoms. If multiple suspected areas are listed, 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.

PUSH BUTTON START

Symptom Suspected Area See
Power Source Mode does not Change to ON (IG and ACC) Indoor electrical key antenna Refer to OPERATION CHECK [10/2013 - ]
Push button start Refer to Power Source Mode does not Change to ON (IG and ACC) [10/2013 - ] 
AM2 fuse -
Power management control ECU -
Power switch -
Wire harness or connector -
Power Source Mode does not Change to ON (IG) Indoor electrical key antenna Refer to OPERATION CHECK [10/2013 - ]
AM2 fuse Refer to Power Source Mode does not Change to ON (IG) [10/2013 - ] 
IG1 relay -
IG2 relay -
Instrument panel junction block assembly -
Engine room relay block -
Power management control ECU -
Wire harness or connector -
Power Source Mode does not Change to ON (ACC) Indoor electrical key antenna Refer to OPERATION CHECK [10/2013 - ]
AM2 fuse Refer to Power Source Mode does not Change to ON (ACC) [10/2013 - ] 
ACC relay -
Instrument panel junction block assembly -
Power management control ECU -
Wire harness or connector -
Power Source Mode does not Change to ON (Ready) Indoor electrical key antenna Refer to OPERATION CHECK [10/2013 - ]
Push button start Refer to Power Source Mode does not Change to ON (READY) [10/2013 - ] 
Stop light switch -
Engine room relay block -
Engine immobilizer system -
Hybrid control system -
Transmission control ECU assembly -
Power management control ECU -
Wire harness or connector -
Room oscillator does not recognize key No. 1 indoor electrical key antenna assembly (for front floor) Refer to Room Oscillator does not Recognize Key [10/2013 - ]
No. 2 indoor electrical key antenna assembly (for center floor) -
No. 3 indoor electrical key antenna assembly (for rear floor) -
Certification ECU (Smart key ECU assembly) -
Wire harness or connector -
Entry interior alarm does not sound Meter/gauge system Refer to Entry Interior Alarm does not Sound [10/2013 - ]
Certification ECU (Smart key ECU assembly) -