Inspection Procedure
- CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - ELECTRICAL KEY OSCILLATOR)
- Disconnect the P33 ECU connector.
- Disconnect the oscillator connectors.
Standard resistance
STANDARD RESISTANCE SPECIFICATIONTester Connection (Symbols) Condition Specified Condition P33-16 (CG7B) - Q48-3 (CLGB) Always Below 1 Ω P33-15 (CLG7) - Q48-1 (CLG6) Always Below 1 Ω P33-32 (CG8B) - P32-2 (CLGB) Always Below 1 Ω P33-31 (CLG8) - P32-1 (CLG5) Always Below 1 Ω P33-16 (CG7B) - Body ground Always 10 kΩ or higher P33-15 (CLG7) - Body ground Always 10 kΩ or higher P33-32 (CG8B) - Body ground Always 10 kΩ or higher P33-31 (CLG8) - Body ground Always 10 kΩ or higher Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
NG: REPAIR OR REPLACE HARNESS OR CONNECTOR
OK: Go to Next Step
- CHECK AND REPLACE ELECTRICAL KEY OSCILLATOR
- Replace the electrical key oscillator.
- Check that the luggage compartment door entry LOCK/ UNLOCK function operates normally.
OK:
Luggage compartment door entry LOCK/UNLOCK function operates normally.
OK: END (ELECTRICAL KEY OSCILLATOR IS DEFECTIVE)
NG: Go to Next Step
- PERFORM ACTIVE TEST BY TECHSTREAM
- Reconnect the oscillator and the ECU connectors.
- Connect the Techstream to the DLC3.
- Turn the engine switch on (IG).
- Following the display on the tester, select the "Active Test".
Smart Key (Certification ECU):
TESTER DISPLAY REFERENCETester Display Vehicle Condition/Test Details In Bdr Tmsmttr Electrical key oscillator (Luggage compartment Inner) ON/OFF BDoor Tmsmttr Electrical key oscillator (Luggage compartment outer) ON/OFF - Measure the frequency according to the value (s) in the table below.
Standard
FREQUENCY REFERENCETester Connection (Symbols) Condition Specified Condition P33-16 (CG7B) - P33-15 (CLG7) During ACTIVE TEST Frequency is generated (higher than 0 Hz) P33-32 (CG8B) - P33-31 (CLG8) During ACTIVE TEST Frequency is generated (higher than 0 Hz) NG: REPLACE CERTIFICATION ECU
OK: PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE