NOTE:
Check the radio reception in an open area.
Compare it to a known-good vehicle of the same
model, year, and trim level whenever possible.
If necessary, have the customer demonstrate the
sym
1. With the ignition switch ON (II), push the power
switch ON to see if navigation unit turns ON.
Does the navigation unit display operate properly, and does the audio sound
normal? YES-Intermittent
NOTE:
Set the fader and balance positions to the center.
Before doing symptom troubleshooting, do the
power switch will not turn ON troubleshooting.
1. Check that the volume button is not set to
NOTE:
Before you troubleshoot, record all freeze data and any on-board
snapshot, and review the general troubleshooting information.
If DTC P0111 is stored at the same time as DTC P1116,
troubleshoot DTC P0111 first, then recheck for DTC
P1116.
1. Check for poor connections or loose terminal
Component Location Index
POWER MIRRORS/POWER MIRROR DEFOGGERS
AUXILIARY
UNDER-HOOD
RELAY BOX
POWER MIRROR
DEFOGGER RELAY
REAR WINDOW DEFOGGER SWITCH/
MIRROR DEFOGGER SWITCH
POWER MIRROR SWITCH
Circuit Diagram
Function Test
1. Remove the power mirror switch.
2. Disconnect the 13P co