No Door Locks Operate With Transmitter
NO DOOR LOCKS OPERATE, USING TRANSMITTER
(1) Measure resistance at Keyless entry module terminal 10. Meter should read zero ohms. If not, repair open to ground.
(2) Measure voltage at Keyless entry module terminal 1. Meter should read battery voltage. Battery voltage must be at least 9 volts for this system to operate. If not, repair open to Dome fuse.
(3) Jumper test leads Keyless entry module terminal 1 to terminal 3. Doors should lock. If OK, replace module. If not, repair open from terminal 3 to Lock relay terminal 1.
(4) Jumper test leads Keyless entry module terminal 1 to terminal 4. Door should unlock. If OK, replace module. If not, repair open from terminal 4 to Unlock relay terminal 1.