Chrysler 300M 2002 Service Manual page 1915

ELECTRICALLY HEATED SYSTEMS
DRIVER THERMISTOR OUT OF RANGE HIGH —
TEST
3 If there are no possible causes remaining, view Repair .
Repair
4 NOTE: Raise the seat to the highest position to gain access to the connectors. The
MHSMM is located at the front of the seat and the Seat Heater connectors are at the
rear of the seat.
Disconnect the Driver Heated Seat Cushion 4-way connector.
Disconnect the Memory Heated Seat Mirror Module C1 connector.
Turn ignition on.
Measure the voltage between Driver Seat Temperature Sensor Input circuit and
ground.
Is there ANY voltage on the Driver Seat Temperature Sensor Input circuit?
Yes → Repair the Driver Seat Temperature Sensor Input circuit for a
→ Go To 5
No
5 If there are no possible causes remaining, view repair.
Repair
ACTION
Replace the Memory Heated Seat Mirror Module
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
short to voltage.
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
Replace the Driver Seat Cushion.
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
Continued
192
APPLICABILITY
All
All
All