Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Pickup and 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.

CHECK FOR AN ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool, read DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 2.
  No
  - Test complete, the condition or conditions that originally set this DTC are not present at this time. Using the wiring diagrams as a guide, check all related splices and connectors for signs of water intrusion, corrosion, pushed out or bent terminals, and correct pin tension.
(T5) AutoStick® (ERS) SIGNAL CIRCUIT SHORTED TO VOLTAGE

Fig 1: Autostick® (ERS) Signal Circuit Shorted To Voltage
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the AutoStick® (ERS) Switch harness connector.
3. Turn the ignition on.
4. Measure the voltage of the (T5) AutoStick® (ERS) Signal circuit.
  Is the voltage above 5.0 volts?
  
  Yes
  - Repair the short to voltage in the (T5) AutoStick® (ERS) Signal circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500.
  No
  - Go To 3.
AutoStick® (ERS) SWITCH

Fig 2: Autostick® (ERS) Switch Connector End View
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Connect a fused jumper wire between the (T5) AutoStick® (ERS) Signal circuit and the (L900) Headlamp Switch MUX Return circuit in the AutoStick® (ERS) Switch harness connector.
3. Turn the ignition on.
4. With the scan tool, read DTCs.
  Does the scan tool display this DTC as active?
  
  Yes
  - Go To 4.
  No
  - Replace the AutoStick® (ERS) Switch in accordance with the Service Information. Refer to LEVER, Gearshift , Removal .
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500.
(T5) AutoStick® (ERS) SIGNAL CIRCUIT OPEN

Fig 3: Autostick® (ERS) Signal Circuit Open
Courtesy of CHRYSLER LLC
1. Turn the ignition off.
2. Disconnect the Cluster C3 harness connector.
3. Measure the resistance of the (T5) AutoStick® (ERS) Signal circuit.
  Is the resistance above 10.0 Ohms?
  
  Yes
  - Repair the open in the (T5) AutoStick® (ERS) Signal circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500.
  No
  - Go To 5.
(L900) HEADLAMP SWITCH MUX RETURN CIRCUIT OPEN

Fig 4: Headlamp Switch MUX Return Circuit Open
Courtesy of CHRYSLER LLC
1. Measure the resistance of the (L900) Headlamp Switch MUX Return circuit.
  Is the resistance above 10.0 Ohms?
  
  Yes
  - Repair the open in the (L900) Headlamp Switch MUX Return circuit.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500.
  No
  - Replace the Cluster in accordance with the Service Information.
  - Perform the BODY VERIFICATION TEST. Refer to BODY VERIFICATION TEST for 1500, 2500 & 3500, or BODY VERIFICATION TEST for 3500 CAB & CHASSIS, 4500 & 5500