Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

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HOMESERVICE MANUALSDODGE AND RAM2013JOURNEY CREW, AWDREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 7 ((POWERTRAIN CONTROL MODULE (PCM) - ELECTRICAL DIAGNOSTICS - 41TE AUTOMATIC TRANSMISSION))DTC TROUBLESHOOTINGP0890-SWITCHED BATTERYDIAGNOSTIC TEST

2013 Dodge and Ram Journey Crew, AWD

Diagnostic Test

2013 Dodge and Ram Journey Crew, AWDSECTION Diagnostic Test

WARNING: This page is about a different variant/trim than selected.

CHECK TO SEE IF DTC P0890 IS PRESENT
1. With the scan tool, read Transmission DTCs.
  Is the status Active for this DTC or is the Starts Since Set counter set at 0?
  
  Yes
  - Go To 2
  No
  - Go To 6
CHECK TCM RELAY
1. Clear Transmission DTCs.
2. Turn the ignition off to the lock position.
3. Install known good TCM relay.
4. Ignition on, engine not running.
5. With the scan tool, read Transmission DTCs.
  Is the status Active for this DTC or is the Starts Since Set counter set at 0?
  
  Yes
  - Go To 3
  No
  - Replace TCM relay.
  - Perform the 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
(T9) OD PRESSURE SIGNAL CIRCUIT SHORT TO VOLTAGE

Fig 1: Checking OD Pressure Signal Circuit For A Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off to the lock position.
2. Disconnect the PCM C1 harness connector.
3. Disconnect the Transmission Solenoid/Pressure Switch Assembly harness connector.
4. Ignition on, engine not running.
5. Measure the voltage of the (T9) OD Pressure Signal circuit.
  Is the voltage above 0.5 of a volt?
  
  Yes
  - Repair the (T9) OD Pressure Signal circuit for a short to voltage.
  - Perform the 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
  No
  - Go To 4
(T47) 2/4 PRESSURE SIGNAL CIRCUIT SHORT TO VOLTAGE

Fig 2: Checking 2/4 Pressure Signal Circuit For A Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Measure the voltage of the (T47) 2/4 Pressure Signal circuit.
  Is the voltage above 0.5 of a volt?
  
  Yes
  - Repair the (T47) 2/4 Pressure Signal circuit for a short to voltage.
  - Perform the 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
  No
  - Go To 5
(T50) L/R PRESSURE SIGNAL CIRCUIT SHORT TO VOLTAGE

Fig 3: Checking L/R Pressure Signal Circuit For A Short To Voltage
Courtesy of CHRYSLER GROUP, LLC
1. Measure the voltage of the (T50) L/R Pressure Signal circuit.
  Is the voltage above 0.5 of a volt?
  
  Yes
  - Repair the (T50) L/R Pressure Signal circuit for a short to voltage.
  - Perform the 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
  No
  - Using the schematics as a guide, check the Powertrain Control Module (PCM) terminals for corrosion, damage, or terminal push out. Pay particular attention to all power and ground circuits. If no problems are found, replace and program the PCM in accordance with the Service Information. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL . With the scan tool, perform Quick Learn.
  - Perform the 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
CHECK THE WIRING AND CONNECTORS
1. The conditions necessary to set the DTC are not present at this time.
2. Using the schematics as a guide, inspect the wiring and connectors specific to this circuit.
3. Wiggle the wiring and connectors while checking for shorted and open circuits.
4. With the scan tool, check the Event Data to help identify the conditions in which the DTC was set.
  Were there any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the 40/41TE VERIFICATION TEST. Refer to 40/41 TE TRANSMISSION VERIFICATION TEST .
  No
  - Test Complete.

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

• You smell fuel, burning insulation, or see smoke.
• Brakes feel soft, pull hard to one side, or make grinding noises.
• The engine overheats, stalls repeatedly, or misfires under load.
• You are missing required tools, torque specs, or safe lifting equipment.
• You are not confident in the next step or safety outcome.