Toyota Venza: Diagnostic Trouble Code Chart

Toyota Venza Service Manual / Theft Deterrent / Keyless Entry / Smart Key System(for Entry Function) / Diagnostic Trouble Code Chart

DIAGNOSTIC TROUBLE CODE CHART

HINT:

If a trouble code is stored during the DTC check, inspect the trouble areas listed for that code. For details of the code, refer to the "See page" below.

Certification ECU (Smart Key ECU Assembly)

DTC Code	Detection Item	Trouble Area
B27A1	Open in Driver Side Electrical Antenna Circuit	1. Front door outside handle assembly (for driver side) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector
B27A2	Open in Front Passenger Side Electrical Antenna Circuit	1. Front door outside handle assembly (for front passenger side) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector
B27A5	Open in Front Floor Electrical Key Oscillator Circuit	1. Indoor electrical key oscillator (for front floor) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector
B27A6	Open in Rear Floor Electrical Key Oscillator Circuit	1. Indoor electrical key oscillator (for center floor) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector
B27A7	Open in Inside Luggage Compartment Electrical Key Oscillator Circuit	1. Indoor electrical key oscillator (for rear floor) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector
B27A8	Open in Outside Luggage Compartment Electrical Key Antenna Circuit	1. Outside electrical key oscillator (for rear side) 2. Certification ECU (smart key ECU assembly) 3. Wire harness or connector

Data List / Active Test

DATA LIST / ACTIVE TEST 1. DATA LIST HINT: Using the Techstream to read the Data List allows the values or states of switches, sensors, actuators and other items to be read without removing any p ...

Open in Outside Luggage Compartment Electrical Key Antenna Circuit (B27A8)

DESCRIPTION The certification ECU (smart key ECU assembly) generates a request signal and sends it to the outside electrical key oscillator (for rear side). To detect the key near the driver door ...

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