Diagnosis Procedure
1.CHECK HARNESS CONTINUITY (OPEN CIRCUIT)

Main line between DLC and HVAC circuit
Main line between A-bag and ABS circuitBoth side headlamps do not switch to high beam
Description
The headlamps (both sides) do not switch to high beam when the lighting
switch is in the HI or PASS setting.
Diagnosis Procedure
1.COMBINATION SWITCH (LIGHTING AND TURN SIGNAL SWITCH) INSPECTION
Check the combination switch (lighting and turn signal switch).
2.CHECK HEADLAMP (HI) ...
C1734 control unit
Description
An internal malfunction has been detected in the TPMS function of the BCM.
DTC Logic
NOTE: The Signal Tech II Tool (J-50190) can
be used to perform the following functions. Refer to the Signal Tech II User
Guide for additional information.
Activate and display TPMS trans ...
Tweeter
Description
The audio unit sends audio signals to the tweeters using the front door
speaker circuits.
Diagnosis Procedure
1.CONNECTOR CHECK
Check the audio unit and speaker connectors for the following:
Proper connection
Damage
Disconnected or loose terminals
2.HARNESS CHECK
...