Chrysler Town and Country 2003 Owner's Manual page 737

REAR RISER SENSOR OUT OF RANGE LOW —
TEST
3 Turn ignition off.
Disconnect the Driver Power Seat Rear Riser Position Sensor Connector.
Disconnect the Memory Seat Mirror Module C1 Connector.
Measure the resistance of the Rear Riser Position Signal circuit between the rear
riser sensor and the Memory Seat Mirror Module connector.
Is the resistance below 5.0 ohms?
Yes → Go To 4
→ Repair the Rear Riser Position Signal circuit for an open.
No
4 Turn ignition off.
Disconnect the Memory Seat Mirror Module C1 connector.
Disconnect the Driver Power Seat Rear Riser Position Sensor connector.
Measure the resistance of the Rear Riser Position Signal circuit to ground.
Is the resistance below 1000 ohms?
Yes → Repair the Rear Riser Position Signal circuit a short to ground.
→ Go To 5
No
5 Turn ignition off.
Ensure the Memory Seat Mirror Module is fully connected before proceeding.
Disconnect the Driver Power Seat Rear Riser Position Sensor Connector.
Connect a jumper wire between Seat Sensor 5 volt Supply and Rear Riser Position
Signal circuits.
Turn ignition on.
With the DRBIII select Body Memory Seat Sensors.
Read the Rear Riser Position Sensor voltage.
Is the voltage above 4.5 volts?
Yes → Replace the Seat Track Assembly.
→ Go To 6
No
6 If there are no possible causes remaining, view repair.
Repair
7 Turn ignition off.
Disconnect the Memory Seat Mirror Module C2 connector.
Measure the resistance of the Seat Sensor 5 volt supply circuit to body ground.
Is the resistance below 100.0 ohms?
Yes → Repair the Seat 5 Volt Supply circuit for a short to ground.
→ Go To 8
No
ACTION
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Replace the Memory Seat Mirror Module.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Perform MEMORY SYSTEM VERIFICATION TEST - VER 1.
Continued
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MEMORY SEAT
APPLICABILITY
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