Steering Column Switches: Testing: Notes
CAUTION:
When battery is disconnected, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See the COMPUTER RELEARN PROCEDURES
article in the GENERAL INFORMATION section before disconnecting battery.
NOTE:
Before performing following tests, ensure all multifunction switch grounds, wiring, and fuses are okay. Also, ensure all circuit connections are clean and tight. For ignition switch circuit identification, see appropriate wiring diagram in the POWER DISTRIBUTION article in WIRING DIAGRAMS section. For multifunction switch circuit identification, refer to the EXTERIOR LIGHTS article WIRING DIAGRAMS.