TEST
ACTION
APPLICABILITY
3
Turn ignition off.
Disconnect the Seat Module C1 connector.
Disconnect the Driver Power Seat Horizontal Sensor connector.
Measure the resistance of the Seat Horizontal Position Signal circuit to ground.
Is the resistance below 1000 (1 K) ohms?
All
Yes
→
Repair the Seat Horizontal Position Signal Ckt for a short to
ground.
Perform VERIFICATION TEST -MEMORY SYSTEM.
No
→
Go To
4
4
Turn ignition off.
Disconnect the Seat Module C1 connector.
Disconnect the Driver Power Seat Horizontal Sensor connector.
Measure the resistance of the Seat Horizontal Position Signal circuit between the
Sensor connector and the Seat Module connector.
Is the resistance below 5.0 ohms?
All
Yes
→
Go To
5
No
→
Repair the open Seat Horizontal Position Signal circuit.
Perform VERIFICATION TEST -MEMORY SYSTEM.
5
If there are no possible causes remaining, view repair.
All
Repair
Replace the Memory Seat Module.
Perform VERIFICATION TEST -MEMORY SYSTEM.
6
Disconnect the Seat Module C1 connector.
Turn ignition off.
Measure the resistance of the Seat Sensor 5 Volt Supply circuit to ground.
Is the resistance below 1000 (1 K) ohms?
All
Yes
→
Repair the Seat Sensor 5 Volt Supply for a short to Ground.
Perform VERIFICATION TEST -MEMORY SYSTEM.
No
→
Go To
7
7
Disconnect the Driver Power Seat Horizontal Position Sensor connector
Disconnect the Seat Module C1 connector.
Turn ignition off.
Measure the resistance of the Seat Sensor 5 Volt Supply circuit between the Sensor
connector and the Module connector.
Is the resistance below 5.0 ohms?
All
Yes
→
Go To
8
No
→
Repair the open Seat Sensor 5 Volt Supply circuit.
Perform VERIFICATION TEST -MEMORY SYSTEM.
8
If there are no possible causes remaining, view repair.
All
Repair
Replace the Memory Seat Module.
Perform VERIFICATION TEST -MEMORY SYSTEM.
431
MEMORY SEAT
HORIZONTAL SENSOR OUT OF RANGE LOW —
Continued