NOTE: Review the system operation in order to familiarize yourself with
the system
functions.
Refer to Steering Wheel and Column Description and Operation.
Symptoms List
Refer to a symptom diagnostic
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure:Diagnostic System
Check - Vehicle
Review the description of Strategy Based Diagnosis:Strategy
LUMBAR SUPPORT DESCRIPTION AND OPERATION (WITH MEMORY SEAT A44/A45)
The seat lumbar support system includes to following components:
Seat lumbar support switch
Seat bolster memory control module
Seat memory control module
Seat lumbar/bolster pump
Air bladders
Seat Lumbar Switch
The driver sea
Diagnostic Instructions
Perform the Diagnostic System Check prior to using this diagnostic
procedure: Diagnostic
System Check - Vehicle
Review the description of Strategy Based Diagnosis: Strategy Based
Diagnosis
An overview of each diagnostic category can be found here: Diagnostic
Proced