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System Tests: Notes

CAUTION: When battery is disconnected or modules are replaced, vehicle computer and memory systems may lose memory data. Driveability problems may exist until computer systems have completed a relearn cycle. See COMPUTER RELEARN PROCEDURES article in GENERAL INFORMATION before disconnecting battery.
NOTE: Many steps in the following tests refer to various connectors. These connectors are identified in illustrations under CONNECTOR IDENTIFICATION  . See Figure -Figure .
SYMPTOM INDEX

Symptom Perform Test
No Communication With Driver's Door Module (DDM) A 
No Communication With Driver's Seat Module (DSM) B 
Driver's Seat Completely Inoperative (With Memory) C 
Passenger's Seat Completely Inoperative (With Memory) D 
Driver's Seat Completely Inoperative (Without Memory) E 
Passenger's Seat Completely Inoperative (Without Memory) F 
Driver's Seat Motor Operates In One Second Intervals (With Memory) G 
Passenger's Seat Does Not Move Horizontally/Vertically H 
Memory Seat Inoperative I 
Easy Entry/Exit Feature Inoperative J 
Driver's Heated Seat Inoperative K 
Driver's Heated Seat Cushion Inoperative L 
Passenger's Heated Seat Inoperative M 
Passenger's Heated Seat Cushion Inoperative N 
Both Heated Seats Inoperative (1)
Driver's Lumbar Support Inoperative O 
Passenger's Lumbar Support Inoperative P 
(1) If front heated seats are inoperative, inspect Red/Black wire for open, if okay, repair open in Light Blue/White wire. If rear heated seats are inoperative, inspect Red/Black wire for open, if okay, repair open in Red/Light Green wire. See WIRING DIAGRAMS  .