Diagnostic Test

ACTIVE DTC
1. Turn the ignition on.
2. With the scan tool select View DTCs.
3. Record the related Freeze Frame data.
4. Start the engine and allow it to reach operating temperature.
  WARNING:
  When the engine is operating, do not stand in direct line with the fan. Do not put your hands near the pulleys, belts or fan. Do not wear loose clothing. Failure to follow these instructions may result in possible serious or fatal injury.
  
  NOTE:
  If the DTC does not reset it may be necessary to test drive the vehicle.
  
  Is the status Active for this DTC?
  
  Yes
  - Go To 2
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to STANDARD PROCEDURE .
CRANKSHAFT POSITION SENSOR CIRCUIT WIRING OR CONNECTORS
1. Turn the ignition off.
2. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the Crankshaft Position Sensor and the Powertrain Control Module (PCM).
3. Look for any chafed, pierced, pinched or partially broken wires.
4. Look for broken, bent, pushed out or corroded terminals.
5. Inspect the Crankshaft Position Sensor for conditions such as loose mounting screws, damage, or cracks.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 3
CAMSHAFT 1/2 POSITION SENSOR CIRCUIT WIRING OR CONNECTORS
1. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the Camshaft 1/2 Position Sensor 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. Inspect the Camshaft 1/2 Position Sensor for conditions such as loose mounting screws, damage, or cracks.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 4
CRANKSHAFT POSITION SENSOR IRREGULAR SIGNAL

Fig 1: Crankshaft Position Sensor Harness Connector End View
Courtesy of CHRYSLER GROUP, LLC
1. Using a lab scope and the (special tool #6801, Terminal Probe), back probe the (K24) CKP Signal circuit in the Crankshaft Position Sensor harness connector.
2. Turn the ignition on.
3. Wiggle the related wire harness and lightly tap on the Crankshaft Position Sensor while monitoring the lab scope screen.
4. Start the engine.
5. Monitor the Crankshaft Position Sensor signal on the lab scope screen.
  Were any Crankshaft Position Sensor signals irregular or missing?
  
  Yes
  - Go To 6
  No
  - Go To 5
CAMSHAFT 1/2 POSITION SENSOR IRREGULAR SIGNAL

Fig 2: Checking Camshaft 1/2 Position Sensor Irregular Signal
Courtesy of CHRYSLER GROUP, LLC
1. Turn the ignition off.
2. Using a lab scope and the (special tool #6801, Terminal Probe), back probe the (K441) CMP 1/2 Signal circuit in the Camshaft 1/2 Position Sensor harness connector.
3. Turn the ignition on.
4. Wiggle the related wire harness and lightly tap on the Camshaft 1/2 Position Sensor while monitoring the lab scope screen.
5. Start the engine.
6. Monitor the Camshaft 1/2 Position Sensor signal on the lab scope screen.
  Were any Camshaft 1/2 Position Sensor signals irregular or missing?
  
  Yes
  - Go To 7
  No
  - Go To 10
CRANKSHAFT, TONE WHEEL OR FLEX PLATE
1. Turn the ignition off.
2. Remove the Crankshaft Position Sensor.
3. Inspect the Crankshaft Position Sensor and mounting area for any condition that would result in an incorrect signal, such as damage, foreign material or excessive movement.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 8
CAMSHAFT, TONE WHEEL OR PULSE RING
1. Turn the ignition off.
2. Remove the Camshaft 1/2 Position Sensor.
3. Inspect the Camshaft 1/2 Position Sensor and mounting area for any condition that would result in an incorrect signal, such as damage, foreign material or excessive movement.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 9
CRANKSHAFT POSITION SENSOR
1. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the Crankshaft Position Sensor 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.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace the Crankshaft Position Sensor in accordance with the service information. Refer to SENSOR, CRANKSHAFT POSITION, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CAMSHAFT 1/2 POSITION SENSOR
1. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors between the Camshaft 1/2 Position Sensor 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.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace the Camshaft 1/2 Position Sensor in accordance with the service information. Refer to SENSOR, CAMSHAFT POSITION, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CAMSHAFT 1/2 POSITION SOLENOID/OIL CONTROL VALVE INSPECTION
1. Turn the ignition off.
2. Remove the Camshaft 1/2 Position Solenoid/Oil Control Valve in accordance with the Service Information. Do not disconnect the harness connector.
3. Perform a visual inspection of the open part of the solenoid (spool valve) for the presence of any debris (metallic or non-metallic).
  NOTE:
  If contamination is observed, the Camshaft 1/2 Position Solenoid/Oil Control Valve must be replaced. After replacing the valve, verify that the engine oil has been replaced with the appropriate oil in accordance with the Service Information.
  
  Were any problems found?
  
  Yes
  - Replace the Camshaft 1/2 Position Solenoid/Oil Control Valve in accordance with the Service Information. For 2.0L, refer to CONTROL VALVE, OIL INTAKE, REMOVAL . For 2.4L, refer to CONTROL VALVE, OIL INTAKE, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 11
CAMSHAFT 1/2 POSITION SOLENOID/OIL CONTROL VALVE ACTUATION
1. Turn the ignition on.
2. With the scan tool, actuate the Camshaft 1/2 Position Solenoid/Oil Control Valve.
3. Perform a visual inspection of the spool valve for erratic movement or sticking during the forward and reverse stroke.
  NOTE:
  If sticking or erratic movement is observed, the Camshaft 1/2 Position Solenoid/Oil Control Valve must be replaced. After replacing the valve, verify that the engine oil has been replaced with the appropriate oil in accordance with the Service Information.
  
  Select the appropriate response from the choices below:
  
  Normal operation. No sticking or erratic movement is observed
  - Go To 12
  No movement is observed
  - Go To 14
  Sticking or erratic movement is observed
  - Replace the Camshaft 1/2 Position Solenoid/Oil Control Valve in accordance with the service information. For 2.0L, refer to CONTROL VALVE, OIL INTAKE, REMOVAL , For 2.4L, refer to CONTROL VALVE, OIL INTAKE, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
INCORRECT ENGINE OIL VISCOSITY
1. Review the vehicle service history to determine if the correct viscosity engine oil was used.
  Were any problems found?
  
  Yes
  - Change the engine oil and retest.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 13
ENGINE OIL DIRTY OR CONTAMINATED
1. Turn the ignition off.
2. Inspect engine oil for signs of contamination, sludge or foreign material.
  Were any problems found?
  
  Yes
  - Clean the engine oil system, including oil passages, in accordance with the service information and retest.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 19
CAMSHAFT 1/2 POSITION SOLENOID/OIL CONTROL VALVE WIRING AND CONNECTORS
1. Turn the ignition off.
2. Inspect the wiring and connectors between the Camshaft 1/2 Position Solenoid/Oil Control Valve and the Powertrain Control Module (PCM).
3. Look for any chafed, pierced, pinched or partially broken wires.
4. Look for broken, bent, pushed out or corroded terminals.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Go To 15
CHECK THE GROUND CIRCUIT FOR HIGH RESISTANCE
NOTE:
The test light should be illuminated and bright. Compare the brightness to that of a direct connection to the battery.
1. Turn the ignition off.
2. Disconnect the Camshaft 1/2 Position Solenoid/Oil Control Valve harness connector.
3. Turn the ignition on.
4. Using a 12-volt test light connected to B+, check the Ground circuit in the Camshaft 1/2 Position Solenoid/Oil Control Valve 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 16
  No
  - Repair the Ground circuit for high resistance.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CHECK THE (K276) CMP 1/2 CONTROL CIRCUIT ACTUATION

Fig 3: Checking CMP 1/2 Control Circuit Actuation
Courtesy of CHRYSLER GROUP, LLC
1. With the scan tool, actuate the Camshaft 1/2 Position Solenoid/Oil Control Valve to the ON (maximum percentage) position.
2. Using a 12-volt test light connected to ground, check the (K276) CMP 1/2 Control circuit in the Camshaft 1/2 Position Solenoid 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 18
  No
  - Go To 17
CHECK THE (K276) CMP 1/2 CONTROL CIRCUIT FOR AN OPEN/HIGH RESISTANCE
1. Turn the ignition off.
2. Disconnect the PCM C2 harness connector.
  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 GPEC Diagnostic Adaptor to perform the diagnosis.
3. Connect the (special tool #10436, Adapter, GPEC Diagnostic).
4. Measure the resistance of the (K276) CMP 1/2 Control circuit between the Camshaft 1/2 Position Solenoid harness connector and the GPEC Adaptor.
  Is the resistance below 5.0 Ohms?
  
  Yes
  - Go To 20
  No
  - Repair the (K276) CMP 1/2 Control circuit for an open or high resistance.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CAMSHAFT 1/2 POSITION SOLENOID/OIL CONTROL VALVE
1. Turn the ignition off.
2. Inspect the wiring and connectors between the Camshaft 1/2 Position Solenoid/Oil Control Valve and the Powertrain Control Module (PCM).
3. Look for any chafed, pierced, pinched or partially broken wires.
4. Look for broken, bent, pushed out or corroded terminals.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace the Camshaft 1/2 Position Solenoid/Oil Control Valve in accordance with the service information. For 2.0L, refer to CONTROL VALVE, OIL INTAKE, REMOVAL . For 2.4L, refer to CONTROL VALVE, OIL INTAKE, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
CAMSHAFT PHASER
1. Turn the ignition off.
2. Remove the appropriate Camshaft Phaser in accordance with the Service information.
3. Inspect the Phaser for contamination, foreign material or any condition that would restrict operation of the Phaser.
4. Inspect the Phaser oil passages for signs of sludge or foreign material.
  NOTE:
  The Phaser should not be disassembled. If the Phaser is damaged, it must be replaced.
  
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Perform the INTERMITTENT CONDITION diagnostic procedure. Refer to STANDARD PROCEDURE .
POWERTRAIN CONTROL MODULE (PCM)
1. Turn the ignition off.
2. Inspect the wiring and connectors between the Camshaft 1/2 Position Solenoid/Oil Control Valve and the Powertrain Control Module (PCM).
3. Look for any chafed, pierced, pinched or partially broken wires.
4. Look for broken, bent, pushed out or corroded terminals.
5. Perform any Technical Service Bulletins (TSBs) that apply.
  Were any problems found?
  
  Yes
  - Repair as necessary.
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .
  No
  - Replace and program the Powertrain Control Module (PCM) in accordance with the service information. Refer to MODULE, POWERTRAIN CONTROL, REMOVAL .
  - Perform the POWERTRAIN VERIFICATION TEST. Refer to POWERTRAIN VERIFICATION TEST .