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NAVIGATION
Symptom:
GPS ANTENNA DISCONNECT
When Monitored and Set Condition:
GPS ANTENNA DISCONNECT
When Monitored: At all times.
Set Condition: When the Navigation Unit detects a high resistance on the antenna
circuit, this code will set.
DTC INTERMITTENT CONDITION
NAVIGATION UNIT
ANTENNA CABLE
ANTENNA
TEST
1
With the DRBIII , erase DTCs.
Cycle the ignition switch from on to off and then back to on..
Turn the Navigation System on and try to select a location.
With the DRBIII , read DTCs.
Does the DRBIII display GPS ANTENNA DISCONNECTED?
→ The condition that caused this code to set is not present at this
No
Yes → Go To 2
2
Turn the ignition off.
Gain access to the Navigation Unit in the rear of the vehicle.
Disconnect the Antenna connector in the Navigation Unit
Measure the resistance of the Antenna circuit between the center of the connector
and the side tab (shield) of the harness connector..
Is the resistance approximately 200.0 ohms?
Yes → Replace the Navigation Unit.
→ Go To 3
No
POSSIBLE CAUSES
ACTION
time. Check the antenna connections at the navigation unit and
at the right A-Pillar (see service information).
Perform BODY VERIFICATION TEST - VER 1.
Perform BODY VERIFICATION TEST - VER 1.
658
APPLICABILITY
All
All
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