Celica GT-S L4-1.8L (2ZZ-GE) (2000)
Keyless Entry Receiver: Testing and Inspection
INSPECT WIRELESS DOOR LOCK CONTROL RECEIVER CIRCUIT
a. Disconnect the connector from the receiver and inspect the connector on the wire harness side, as shown below.
If the circuit is not as specified, inspect the circuit connected to other parts.
b. Connect the wire harness side connector to the receiver and inspect the wire harness side connector from the back side, as shown below.
If circuit is as specified:, replace the receiver.
If the circuit is not as specified, inspect the circuit connected to other parts.