Pinpoint Test A: The Universal Transmitter Is Inoperative

A1 CHECK THE LH SUN VISOR VANITY MIRROR OPERATION
- Check the illumination of the LH sun visor vanity mirror lamps.
- Do the vanity mirror lamps illuminate?
  - YES: Go to A2 .
  - NO: REFER to INTERIOR LIGHTING SYSTEM article to continue diagnosis of the vanity mirror lamps.
A2 PROGRAM A HAND-HELD TRANSMITTER INTO THE UNIVERSAL TRANSMITTER
- Program the universal transmitter. Refer to UNIVERSAL TRANSMITTER PROGRAMMING in this service information.
- Does the universal transmitter program successfully?
  - YES: The universal transmitter is OK. VERIFY the receiver unit operates correctly by attempting to operate the device.
  - NO: INSTALL a new LH sun visor assembly. REFER to Headliner in INTERIOR TRIM & ORNAMENTATION article. TEST the system for normal operation.