CHECK FOR INTERMITTENT PROBLEMS CHECK FOR INTERMITTENT PROBLEMS HINT: A momentary interruption (open circuit) in the connectors and/or wire harness between the sensors and ECUs can be detected using the Data List function of the Techstream. (a) Turn the engine switch off. (b) Connect the Techstream to the DLC3. (c) Turn the engine switch on (IG). (d) Turn the Techstream on. (e) Follow the directions on the Techstream to display the Data List and select areas where momentary interruption should be monitored. HINT:
(f) While observing the screen, gently jiggle the connector or wire harness between the ECU and sensors, or between ECUs. OK: Normal is displayed. HINT: If the display changes, this indicates that there has been a momentary interruption (open circuit) in the connector and/or wire harness. In this case, repair or replace the connectors and/or wire harnesses as one of them is faulty. |
Toyota Avalon (XX50) 2019-2022 Service & Repair Manual > Knee Airbag Assembly(for Driver Side): Installation
INSTALLATION PROCEDURE 1. INSTALL LOWER NO. 1 INSTRUMENT PANEL AIRBAG ASSEMBLY (a) Check that the engine switch (for Gasoline Model) or power switch (for HV Model) is off. (b) Check that the cable is disconnected from the negative (-) auxiliary battery terminal. CAUTION: Wait at least 90 seconds aft ...