Inspection Procedure 5: GPS signal cannot be received.


caution Before replacing the multivision display ensure that the power supply circuit, the earth circuit and the communication circuit are normal.

COMMENTS ON TROUBLE SYMPTOM


The GPS antenna or the multivision display may be defective.

PROBABLE CAUSES



DIAGNOSIS PROCEDURE


STEP 1. Check for the vehicle’s current position.


Check that the vehicle is parked on a well-ventilated place.

Q. Is the vehicle parked on a well-ventilated place?

Go to Step 2.

Move the vehicle to a well-ventilated area.

STEP 2. Retest the system.


Check that the GPS signal can be received by the multivision display.

Q. Can GPS signal be received?

The trouble can be an intermittent malfunction (Refer to GROUP 00 - How to Cope with Intermittent Malfunction).

Go to Step 3.

STEP 3. Substitute a known good multivision display, and check the trouble symptom.


(1)Temporarily replace the multivision display.
(2)Check that the GPS signal can be received after 5 minutes have elapsed.

Q. Can GPS signal be received?

Replace the multivision display (Refer to ).

Replace the GPS antenna (Refer to ).