Steering switch inspection
- Launch the diagnostic assist function. (See ACTIVATION PROCEDURE .)
- Select in the following order from the diagnostic assist function initial screen.
- [Functional Inspection/Adjustment]
- [Steering SW Inspection]
- Verify if the indication on the center display changes correctly in conjunction with the steering switch operation.NOTE:
- If the switch operation content previously detected is being displayed in the center display, newly detected content is added over it.
STEERING SWITCH INSPECTIONSteering switch operation Indication on center display Action Volume adjustment button (-) is pressed Vol. down SW Pressed Inspect the following if the indication on the center display does not operate correctly in conjunction with the steering switch operation. - Steering switch related DTCs (See DTC TABLE [CMU] .)
- Steering switch related symptom troubleshooting (See SYMPTOM TROUBLESHOOTING [ENTERTAINMENT SYSTEM] .)
- Steering switch (Refer to STEERING SWITCH INSPECTION in service information.)
- Clock spring (Refer to CLOCK SPRING INSPECTION [TWO-STEP DEPLOYMENT CONTROL SYSTEM - US/CANADA/ISRAEL SPEC.] in service information.)
- Wiring harness between steering switch and connectivity master unit (CMU)
Volume adjustment button (-) is released Vol. down SW Released Volume adjustment button (+) is pressed Vol. up SW Pressed Volume adjustment button (+) is released Vol. up SW Released SEEK (+) switch is pressed → SW Pressed SEEK (+) switch is released → SW Released SEEK (-) switch is pressed ← SW Pressed SEEK (-) switch is released ← SW Released MUTE button is pressed Mute SW Pressed MUTE button is released Mute SW Released PICK-UP button is pressed Pick-up SW Pressed PICK-UP button is released Pick-up SW Released HANG-UP button is pressed Hang-up SW Pressed HANG-UP button is released Hang-up SW Released SOURCE button is pressed Source SW Pressed SOURCE button is released Source SW Released - Ends the diagnostic assist function. (See ENDING PROCEDURE .)