Symptoms - Keyless Entry. Saturn SL1/SC1/SW1 2001

For 1990-2009 cars only

Makes 🢒 Saturn 🢒 2001 🢒 SL1/SC1/SW1 🢒 Body and Accessories 🢒 Keyless Entry 🢒 Symptoms - Keyless Entry

SYMPTOM

PROCEDURE

Decklid/Liftgate inoperative, LOCK and UNLOCK operate normally.

CHART 10

LOCK and UNLOCK functions on transmitter and interior door switches inoperative. DECKLID/LIFTGATE operates normally.

•	Check circuit 450 for open between IPFB and RIGHT Body Ground Splice back.

•	If OK, replace body control module (BCM).

LOCK function inoperative, UNLOCK function operates normally.

CHART 11

Transmitters will not synchronize or program.

CHART 12

DRL lamps do not flash when alarm is activated.

CHART 13

No horn activation when door is opened, security system armed.

CHART 14

No horn activation or DRL lamp flash when ignition is turned on with security system armed.

CHART 15

Dome lamp operates in ON position, but not in DOOR position.

CHART 16

Key cannot be removed from ignition lock.

CHART 17

Steering wheel will not unlock.

CHART 18

Key difficult to remove from ignition lock.

CHART 19

LOCK function inoperative, only driver door UNLOCK function operates.

•	Monitor ALL LOCK RELAY FEEDBACK on Scan tool while activating locks.

•	Feedback should follow command.

•	If not, check Door Lock Relay in IPFB or circuit 195, for open/short-to-ground.

•	If OK, replace body control module (BCM).

LOCK and UNLOCK functions inoperative for Driver door. LOCK and UNLOCK functions for all other doors operate normally.

•	Check for open circuit 294 or 295 or driver door lock motor.

•	Check driver door jamb switch.

•	If OK, replace body control module (BCM).

UNLOCK function inoperative for all doors except Driver door. LOCK function operates normally.

•	Monitor Passenger Unlock Relay Feedback on Scan tool while activating locks.

•	Feedback should follow command.

•	If not, check for open circuit 194 or Other Doors Unlock Relay.

•	If OK, replace body control module (BCM).

Driver door LOCK inoperative. Switch also does not lock other doors. Passenger door switch operates normally.

•	Check for open/short-to-ground in CKT 340 or CKT 780 between IPFB and driver door switch.

•	Check driver door switch.

•	If OK, replace body control module (BCM).

Passenger door LOCK inoperative. Switch also does not lock other doors. Driver door switch operates normally.

•	Check for open/short-to-ground in CKT 340 or 781 between IPFB and passenger door switch.

•	Check passenger door switch.

•	If OK, replace body control module (BCM).

Driver door UNLOCK inoperative. Switch also does not unlock other doors. Passenger door switch operates normally.

•	Check for open/short-to-ground in CKT 340 or 780 between IPFB and driver door switch.

•	Check driver door switch.

•	If OK, replace body control module (BCM).

Passenger door UNLOCK inoperative. Switch also does not unlock other doors. Driver door switch operates normally.

•	Check for open/short-to-ground in CKT 340 or 781 between IPFB and passenger door switch.

•	Check passenger door switch.

•	If OK, replace body control module (BCM).