Diagnostic Test
CHECK FOR AN ACTIVE DTC
- With the scan tool, read Entertainment Telematic Module (ETM/LTM) DTCs and record on the repair order.
- With the scan tool, erase DTCs.
- Start the engine and allow the engine to reach normal operating temperature.
- If the vehicle has been in the hot sunlight or extreme cold, move the vehicle indoors and open the doors to allow the inside temperature to stabilize.
- The Radio should operate between -23°C and 65°C (-10°F and 149°F).
- With the scan tool, read ETM DTCs.
Did the DTC return?
Yes
- Turn the Entertainment Telematic Module (ETM/LTM) off and allow the unit to cool.
- Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST .
No
- Test Complete.