Ignition " OFF"
Disconnect Antenna coil connector.
Measure resistance between terminal "1" and "2" of the Antenna coil harness.
Specification : Approx. 7.5 Ω
Is the measured resistance within specifications ?
YES
Thoroughly check connectors for looseness, poor connection, bending, corrosion, contamination, deterioration, or damage.
Repair or replace as necessary and then go to "Verification of Vehicle Repair" procedure.
NO
Substitute with a known-good Antenna Coil and check for proper operation.
If the problem is corrected, replace Antenna Coil and then go to "Verification of Vehicle Repair" procedure.