Diagnostic Test

WARNING: This page is about a different car, the 2014 RAM 1500. However, it is still accessible from the selected car via links, so may be relevant.

ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, read and record DTCs.
3. With the scan tool, erase DTCs.
4. Navigate to PCM System Tests and actuate the Active Grill Shutter.
5. With the scan tool, read DTCs.
  Is the DTC Active or pending at this time?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to INTERMITTENT CONDITION .
CHECK THE ACTIVE GRILL SHUTTER FOR AN OBSTRUCTION
1. Turn the ignition off.
2. Visually inspect for signs of any possible obstructions of the Active Grill Shutter.
  Were any problems found?
  
  Yes
  - Repair the obstruction and retest for an active fault.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 3
CHECK THE (A708) FUSED B+ CIRCUITS AT THE ACTIVE GRILL SHUTTER ACTUATOR
1. Disconnect the Active Grill Shutter Actuator harness connector.
2. Turn the ignition on.
3. Measure the voltage on both (A708) Fused B+ circuits at the Active Grill Shutter Actuator harness connector.
  Is the voltage equal to battery voltage?
  
  Yes
  - Go To 4
  No
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CHECK THE (Z905) GROUND CIRCUIT AT THE ACTIVE GRILL SHUTTER ACTUATOR
1. Turn the ignition off.
2. Measure the resistance between ground and the (Z905) Ground circuit at the Active Grill Shutter Actuator harness connector.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Replace the Active Grill Shutter Actuator. Navigate to Miscellaneous functions and perform the 'Active Grille Shutter Replaced' procedure.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Repair the (Z905) Ground circuit for an open or high resistance.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .