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Home >> Chrysler >> 2011 >> 300 C, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 85 (5.7L - DTCS P063A To P2127 - NGC - 3500 Cab & Chassis) >> Diagnosis and Testing >> P1004-Short Runner Valve Control Performance >> Diagnostic Test

Diagnostic Test

WARNING: This page is about a different car, the 2011 RAM Cab & Chassis. However, it is still accessible from the selected car via links, so may be relevant.
  1. DTC IS ACTIVE 
    1. Turn the ignition on.
    2. With the scan tool, Clear DTCs in the Powertrain Control Module (PCM).
    3. With the scan tool, actuate the SRV Solenoid Control State.
    4. With the scan tool, select View DTCs.

      Is the status Active for this DTC?

      Yes 

      • Go To  2.

      No 

  2. (F344) ASD RELAY OUTPUT CIRCUIT OPEN OR HIGH RESISTANCE 
    Fig 1: Using 12-volt Test Light Connected To Ground To Check (F344) ASD Relay Output Circuit In Short Runner Valve Assembly Harness Connector
    GC0090919Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Short Runner Valve Assembly harness connector.
    3. Turn the ignition on.
    4. With the scan tool, actuate the Auto Shutdown (ASD) Relay Control State.
    5. Using a 12-volt test light connected to ground, check the (F344) ASD Relay Output circuit in the Short Runner Valve Assembly harness connector.
      NOTE:

      The test light should be illuminated and bright. Compare the brightness to that of a direct connection to the battery.

      Is the test light illuminated and bright?

      Yes 

      • Go To  3.

      No 

      • Repair the open or high resistance in the (F344) ASD Relay Output circuit.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  3. (K238) SRV CONTROL CIRCUIT SHORTED TO GROUND 
    Fig 2: Measuring Resistance Between Ground And (K238) SRV Control Circuit In Short Runner Valve Assembly Harness Connector
    GC0090920Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Powertrain Control Module (PCM) C1 harness connector.
    3. Measure the resistance between ground and the (K238) SRV control circuit in the Short Runner Valve Assembly harness connector.

      Is the resistance above 100 Ohms?

      Yes 

      • Go To  4.

      No 

      • Repair the short to ground in the (K238) SRV control circuit.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  4. (K238) SRV CONTROL CIRCUIT OPEN OR HIGH RESISTANCE 
    Fig 3: Measuring Resistance Of (K238) SRV Control Circuit Between Short Runner Valve Assembly Harness Connector And Appropriate Terminal Of PCM Pinout Box 8815
    GC0090921Courtesy of CHRYSLER LLC
    CAUTION:

    Do not probe the PCM harness connectors. Probing the PCM harness connectors will damage the PCM terminals, resulting in poor terminal to pin connection. Install the PCM Pinout Box (special tool #8815A, Kit, NGC, 38 Position) to perform diagnosis.

    1. Measure the resistance of the (K238) SRV control circuit between the Short Runner Valve Assembly harness connector and the appropriate terminal of PCM Pinout Box (special tool #8815A, Kit, NGC, 38 Position).

      Is the resistance below 5.0 Ohms?

      Yes 

      • Go To  5.

      No 

      • Repair the open or high resistance in the (K238) SRV Control circuit.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  5. (K237) SRV SIGNALCIRCUIT SHORTED TO GROUND 
    Fig 4: Measuring Resistance Between Ground And (K237) SRV Signal Circuit In Short Runner Valve Assembly Harness Connector
    GC0090922Courtesy of CHRYSLER LLC
    1. Measure the resistance between ground and the (K237) SRV Signal circuit in the Short Runner Valve Assembly harness connector.

      Is the resistance above 100 Ohms?

      Yes 

      • Go To  6.

      No 

      • Repair the short to ground in the (K237) SRV Signal circuit.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  6. (K237) SRV SIGNAL CIRCUIT OPEN OR HIGH RESISTANCE 
    Fig 5: Measuring Resistance Of SRV Signal Circuit Between Assembly Harness Connector And Appropriate Terminal Of PCM Pinout Box 8815
    GC0090923Courtesy of CHRYSLER LLC
    CAUTION:

    Do not probe the PCM harness connectors. Probing the PCM harness connectors will damage the PCM terminals, resulting in poor terminal to pin connection. Install the PCM Pinout Box (special tool #8815A, Kit, NGC, 38 Position) to perform diagnosis.

    1. Measure the resistance of the (K237) SRV signal circuit between the Short Runner Valve Assembly harness connector and the appropriate terminal of PCM Pinout Box (special tool #8815A, Kit, NGC, 38 Position).

      Is the resistance below 5.0 Ohms?

      Yes 

      • Go To  7.

      No 

      • Repair the open or high resistance in the (K237) SRV signal circuit for.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  7. SHORT RUNNER VALVE ASSEMBLY 
    Fig 6: Using 12-volt Test Light Connected To 12 Volts To Check (K238) SRV Control Circuit In Short Runner Valve Assembly Harness Connector
    GC0090924Courtesy of CHRYSLER LLC
    1. Connect the Powertrain Control Module (PCM) C1 harness connector.
    2. Turn the ignition on.
    3. With the scan tool, actuate the SRV Solenoid Control State to toggle.
    4. Using a 12-volt test light connected to 12 Volts, check the (K238) SRV control circuit in the Short Runner Valve Assembly harness connector.
      NOTE:

      If the DTC is active, the actuation test may not be allowed by the PCM. It may be necessary to clear the DTCs before starting the actuation.

      NOTE:

      The test light should illuminate on and off with the actuation.

      Does the test light illuminate on and off with the actuation?

      Yes 

      • Replace the Short Runner Valve Assembly in accordance with the Service Information.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .

      No 

      • Go To  8.
  8. (Z903) SRV GROUND CIRCUIT OPEN CIRCUIT OR HIGH RESISTANCE 
    Fig 7: Measuring Resistance Of SRV Solenoid Ground Circuit Between Ground And Harness Connector
    GC0090925Courtesy of CHRYSLER LLC
    1. Turn the ignition off.
    2. Disconnect the Powertrain Control Module (PCM) C1 harness connector.
    3. Measure the resistance of the (Z903) SRV ground circuit in the Short Runner Valve Assembly harness connector to ground.

      Is the resistance less than 5.0 Ohms?

      Yes 

      • Go To  9.

      No 

      • Repair the open or high resistance in the (Z903) SRV ground circuit.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  9. POWERTRAIN CONTROL MODULE (PCM) 
    1. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the Short Runner Valve Assembly and the Powertrain Control Module (PCM).
    2. Look for any chafed, pierced, pinched or partially broken wires.
    3. Look for broken, bent, pushed out or corroded terminals.
    4. Perform any Technical Service Bulletins that may apply.

      Were any problems found?

      Yes 

      No 

      • Replace and program the Powertrain Control Module (PCM) in accordance with the Service Information.
      • Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
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