Symptom:
FCM - AMBIENT TEMP CONFIGURATION ERROR
When Monitored and Set Condition:
FCM - AMBIENT TEMP CONFIGURATION ERROR
When Monitored: During power up.
Set Condition: The FCM detects that an Ambient Temperature Sensor is present on the
input circuit and has gone through auto-configuration and another module is transmitting
a redundant ambient temp message.
POSSIBLE CAUSES
INCORRECT CONFIGURATION
FRONT CONTROL MODULE
TEST ACTION APPLICABILITY
1 NOTE: This code will only set if the FCM detects that another module
transmitting a redundant ambient temp message.
NOTE: Diagnose and repair any Communication DTCs before proceeding
with this test.
Ensure that the vehicle has only one Ambient Temperature Sensor, and that it is
hardwired to the FCM.
With the DRBIIIt, erase DTCs.
Cycle the ignition to auto-configure the FCM.
With the DRBIIIt, read DTCs.
Did this DTC reset?
All
Yes → Ensure that the vehicle is not equipped with multiple Ambient
Temperature Sensors. If vehicle is equipped with NGC, discon-
nect the ambient temp sensor to the FCM and cycle the ignition.
Perform BODY VERIFICATION TEST - VER 1.
No → Replace and program the Front Control Module in accordance
with the Service Information.
Perform BODY VERIFICATION TEST - VER 1.
305
COMPASS/MINI-TRIP COMPUTER
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