Chrysler Concorde 2004 Service Manual page 450

MEMORY SEAT
Symptom:
PASSENGER MIRROR HORIZONTAL SENSOR OUT OF RANGE
LOW (IF EQUIPPED)
When Monitored and Set Condition:
PASSENGER MIRROR HORIZONTAL SENSOR OUT OF RANGE LOW (IF
EQUIPPED)
When Monitored: Ignition on.
Set Condition: This code is set when the mirror sensor feedback to the MHSMM is less
than the mirror out of range low value stored in EEPROM.
MHSMM 5 VOLT SUPPLY
5 VOLT SUPPLY TO MIRROR
MIRROR HORIZONTAL CIRCUIT CHECK
PASSENGER MIRROR 5 VOLT SUPPLY OPEN
PASSENGER MIRROR HORIZONTAL POSITION SIGNAL WIRE OPEN
PASSENGER MIRROR HORIZONTAL POSITION SIGNAL WIRE SHORT TO GROUND
PASSENGER MEMORY MIRROR
TEST
1 Turn the ignition off.
Disconnect the Memory Heated Seat Mirror Module C1 connector.
Turn the ignition on.
Measure the voltage of the Passenger Mirror Horizontal Position Signal circuit in the
Memory Heat Seat Mirror Module C1 connector.
Is the voltage between 4.5 and 5.0 volts?
Yes → Replace the Memory Heated Seat Mirror Module.
→ Go To 2
No
2 Turn the ignition off.
Disconnect the Memory Heated Seat Mirror Module C1 connector.
Disconnect the Passenger Power Mirror connector.
Measure the resistance of the Passenger Mirror Horizontal Position Signal circuit
between the passenger power mirror harness side connector and the MHSMM C1
connector.
Is the resistance below 5.0 ohms?
Yes → Go To 3
→ Repair the Passenger Mirror Horizontal Position Signal wire for
No
POSSIBLE CAUSES
ACTION
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
an open.
Perform MEMORY HEATED SYSTEM VERIFICATION TEST -
VER 1.
434
APPLICABILITY
All
All