2007 Compass Patriot MK Factory Service Manual 8 - ELECTRICAL

DIAGNOSIS AND TESTING

B2104-IGNITION RUN/START CONTROL CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    (F200) Fused Ignition Switch Output (Run-Start) circuit low.


Possible Causes
  
(F200) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORT TO GROUND
  
ORC INTERNAL SHORT
  
INTERNALLY SHORTED COMPONENT
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

Check all fuses.
With the scan tool, read the active DTC's.
Cycle the ignition switch from off to on, leaving the ignition off for a minimum of 30 seconds.
With the scan tool, read the active DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. CHECK (F200) CIRCUIT FOR A SHORT TO GROUND

Remove fuse number 28.
With the scan tool, read DTCs.

Did the DTC changed from active to stored?

Yes


No

3. ORC INTERNAL SHORT


WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two minutes before proceeding.


Disconnect the ORC C2 harness connector.
Reinstall fuse number 28.
Turn the ignition on.
Reconnect the battery.
With the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes


No

4. (F200) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORT TO GROUND



Turn the ignition off.
Disconnect the TIPM C7 harness connector.
Measure the resistance between ground and the (F200) Fused Ignition Switch Output (Run-Start) circuit.

Is the resistance below 10K ohms?

Yes


No

5. CHECK TIPM FOR AN INTERNAL SHORT



Turn the ignition off.
Disconnect the TIPM C11 harness connector.
With the scan tool, read DTCs.

Did the DTC changed form active to stored?

Yes


No

6. CHECK COMPONENT FOR AN INTERNAL SHORT

NOTE: The (F202) circuit is the power supply for multiple modules.


Turn the ignition off.
Reconnect the TIPM C11 harness connector.
Using the wiring diagrams as a guide, disconnect each component that is fed by the (F202) circuit one at a time while checking for the DTC to become stored.
With the scan tool, read DTCs.

Did the DTC changed from active to stored?

Yes


No

B2105-IGNITION RUN/START CONTROL CIRCUIT HIGH





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    (F200) Fused Ignition Switch Output (Run-Start) circuit high.


Possible Causes
  
(F200) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORT TO VOLTAGE
  
(F202) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORT TO VOLTAGE
  
ORC
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

With the scan tool, read the active DTC's.
Cycle the ignition switch from off to on, leaving the ignition off for a minimum of 30 seconds.
With the scan tool, read the active DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. ORC INTERNAL SHORT TO VOLTAGE


WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two minutes before proceeding.


Disconnect the ORC C2 harness connector.
Turn the ignition on.
Reconnect the battery.
With the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes


No

3. (F200) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORT TO VOLTAGE



Turn the ignition off.
Disconnect the TIPM C7 harness connector.
Turn the ignition on.
Measure the voltage of the (F200) Fused Ignition Switch Output (Run-Start) circuit.

Is the voltage above 10 volts ?

Yes


No

4. (F202) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT SHORT TO VOLTAGE



Turn the ignition off.
Disconnect the TIPM C11 harness connector.
Turn the ignition on.
Measure the voltage of the (F202) Fused Ignition Switch Output (Run-Start) circuit.

Is the voltage above 10 volts ?

Yes


No

B2122-IGNITION RUN CONTROL 1 CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    The TIPM detects a short to ground condition on the Fused Ignition Switch Output (RUN).


Possible Causes
  
SHORT TO GROUND ON (F100) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT
  
SHORT TO GROUND ON (F929) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT
  
A/C HEATER CONTROL
  
COMPASS MODULE
  
ORC
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

Check all fuses. If any fuses are open, diagnose the appropriate circuit.
With the scan tool, read the DTC's.
Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. CHECK FOR SHORT TO GROUND ON (F100) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT

Turn the ignition off.
Remove fuse number 27.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

3. CHECK ORC FOR A SHORT TO GROUND


WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two minutes before proceeding.


Turn the ignition off.
Disconnect the ORC harness connector.
Reinstall fuse number 27.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

4. CHECK FOR SHORT TO GROUND ON (F100) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT



Turn the ignition off.
Disconnect the TIPM C7 harness connector.
Measure the resistance between the (F100) Fused Ignition Switch Output (Run) circuit and ground.

Is the resistance below 10K ohms?

Yes


No

5. CHECK FOR SHORT TO GROUND ON (F929) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT

Turn the ignition off.
Remove fuse number 22.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

6. CHECK THE A/C HEATER CONTROL FOR A SHORT TO GROUND



Turn the ignition off.
Disconnect the A/C Heater Control harness connector.
Reinstall fuse number 22.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

7. CHECK COMPASS MODULE FOR A SHORT TO GROUND



Turn the ignition off.
Disconnect the Compass Module harness connector.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

8. CHECK FOR SHORT TO GROUND ON (F929) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT



Turn the ignition off.
Disconnect the TIPM C8 harness connector.
Measure the resistance between the (F929) Fused Ignition Switch Output (Run) circuit and ground.

Is the resistance below 10K ohms?

Yes


No

B212F-IGNITION RUN/ACC CONTROL CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    The TIPM detects a short to ground condition on the Fused Ignition Switch Output (RUN/ACC) circuit.


Possible Causes
  
SHORT TO GROUND ON THE (F996) FUSED IGNITION SWITCH OUTPUT (RUN/ACC) CIRCUIT
  
SHORT TO GROUND ON THE (F985) FUSED IGNITION SWITCH OUTPUT (RUN/ACC) CIRCUIT
  
SHORT TO GROUND ON THE (A999) FUSED IGNITION SWITCH OUTPUT (RUN/ACC) CIRCUIT
  
SUNROOF MOTOR
  
A/C POWER OUTLET
  
REAR WIPER MOTOR
  
DOME LAMP
  
INVERTER MODULE
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

Check all fuses.
With the scan tool, read the DTC's.
Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. CHECK TIPM FOR AN INTERNAL SHORT TO GROUND

Turn the ignition off.
Remove fuses 13, 16, and 12.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

3. CHECK FOR SHORT TO GROUND ON THE (F996) FUSED IGNITION SWITCH OUTPUT CIRCUIT

Turn the ignition off.
Reinstall fuses 12, 13, and 16.
Remove fuse number 16.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

4. CHECK FOR SHORT TO GROUND ON THE (F985) FUSED IGNITION SWITCH OUTPUT CIRCUIT

Turn the ignition off.
Remove fuse number 13.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

5. CHECK FOR SHORT TO GROUND ON THE (A999) FUSED IGNITION SWITCH OUTPUT CIRCUIT

Turn the ignition off.
Remove fuse number 12.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

6. CHECK SUNROOF MOTOR FOR A SHORT TO GROUND



Turn the ignition off.
Disconnect the Sunroof Motor harness connector.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

7. CHECK A/C POWER OUTLET FOR A SHORT TO GROUND



Turn the ignition off.
Disconnect the A/C Power Outlet harness connector.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

8. CHECK REAR WIPER MOTOR FOR A SHORT TO GROUND



Turn the ignition off.
Disconnect the Rear Wiper Motor harness connector.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

9. CHECK DOME LAMP FOR A SHORT TO GROUND



Turn the ignition off.
Reinstall Fuse number 13.
Disconnect the Dome Lamp harness connector.
Turn the ignition on. Activate Dome Lamp.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

10. CHECK INVERTER MODULE FOR A SHORT TO GROUND



Turn the ignition off.
Reinstall fuse number 12.
Disconnect the Inverter Module harness connector.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

B2148-IGNITION RUN CONTROL 2 CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    Ignition Run Control 2 Circuit Low.


Possible Causes
  
(F937) FUSED IGNITION SWITCH OUTPUT (RUN) SHORTED TO GROUND
  
(F936) FUSED IGNITION SWITCH OUTPUT (RUN) SHORTED TO GROUND
  
HEATED SEATS MODULE
  
CABIN HEATER RELAY NUMBER 1
  
CABIN HEATER RELAY NUMBER 2
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

Check all fuses. If any fuses are open, diagnose the appropriate circuit.
With the scan tool, read the DTC's.
Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. (F937) CIRCUIT SHORT TO GROUND

Remove fuse number 30.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

3. (F936) CIRCUIT SHORT TO GROUND

Remove fuse number 31.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

4. HEATED SEATS MODULE SHORTED TO GROUND



Turn the ignition off.
Disconnect the Heated Seats Module harness connector.
Reinstall fuse number 30.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

5. (F937) FUSED IGNITION SWITCH OUTPUT (RUN) SHORTED TO GROUND



Turn the ignition off.
Disconnect the TIPM C8 harness connector.
Measure the resistance between ground and the (F937) Fused Ignition Switch Output (Run) circuit and ground.

Is the resistance below 10K ohms?

Yes


No

6. CABIN HEATER RELAY NUMBER 1 SHORTED TO GROUND



Turn the ignition off.
Disconnect the Cabin Heater Relay Number 1 harness connector.
Reinstall fuse number 31.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

7. CABIN HEATER RELAY NUMBER 2 SHORTED TO GROUND



Turn the ignition off.
Disconnect the Cabin Heater Relay Number 2 harness connector.
Turn the ignition on.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

8. (F936) FUSED IGNITION SWITCH OUTPUT (RUN) SHORTED TO GROUND



Turn the ignition off.
Disconnect the TIPM C11 harness connector.
Measure the resistance between ground and the (F936) Fused Ignition Switch Output (Run) circuit and ground.

Is the resistance below 10K ohms?

Yes


No

B2184-IGNITION UNLOCK RUN/START CONTROL CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    (F901) Fused Ignition Switch Output (Unlock-Run-Start) circuit low.


Possible Causes
  
(F901) FUSED IGNITION SWITCH OUTPUT (UNLOCK-RUN-START) CIRCUIT SHORT TO GROUND
  
LEFT HEADLAMP LEVELING MODULE
  
RIGHT HEADLAMP LEVELING MODULE
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

With the scan tool, read the DTC's.
Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. LEFT HEADLAMP LEVELING MODULE INTERNAL SHORT



Turn the ignition off.
Disconnect the Left Headlamp Leveling Module harness connector.
Turn the ignition on.
With the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes


No

3. RIGHT HEADLAMP LEVELING MODULE INTERNAL SHORT



Turn the ignition off.
Disconnect the Right Headlamp Leveling Module harness connector.
Turn the ignition on.
With the scan tool, read DTCs.

Does the scan tool display this DTC as active?

Yes


No

4. (F901) FUSED IGNITION SWITCH OUTPUT (UNLOCK-RUN-START) CIRCUIT SHORT TO GROUND



Turn the ignition off.
Disconnect the TIPM C2 harness connector.
Measure the resistance between ground and the (F901) Fused Ignition Switch Output (Unlock-Run-Start) circuit.

Is the resistance below 10K ohms?

Yes


No

B2188-IGNITION START CONTROL CIRCUIT LOW





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition in the Start position.

  • Set Condition:

    The TIPM detects a short to ground condition in the (F962) Fused Ignition Switch Output (Start) circuit.


Possible Causes
  
(F962) FUSED IGNITION SWITCH OUTPUT (START) CIRCUIT SHORT TO GROUND
  
TRANSMISSION RANGE SENSOR
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

With the scan tool, read the DTC's.
Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. TRANSMISSION RANGE SENSOR



Turn the ignition off.
Disconnect the Transmission Range Sensor harness connector.
Turn the ignition on, wait 30 seconds.
With the scan tool, read TIPM DTCs.

Does the scan tool display this DTC as active?

Yes


No

3. ENGINE CONTROL MODULE (DIESEL)

Turn the ignition off.
Disconnect the Diesel ECM C1 harness connector.
Turn the ignition on, wait 30 seconds.
With the scan tool, read TIPM DTCs.

Does the scan tool display this DTC as active?

Yes


No

4. (F962) FUSED IGNITION SWITCH OUTPUT (START) CIRCUIT SHORT TO GROUND



Turn the ignition off.
Disconnect the TIPM C5 connector.
Measure the resistance between the (F962) Fused Ignition Switch Output (START) circuit and ground.

Is the resistance below 10K ohms?

Yes


No

B218B-IGNITION RUN/START 1 CONTROL CIRCUIT OVERCURRENT





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    Over current condition detected on the Fused Ignition Switch Output (Run-Start) circuit.


Possible Causes
  
TERMINAL DAMAGE OR CORROSION
  
HIGH RESISTANCE ON THE (F200) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT
  
OCCUPANT RESTRAINT CONTROLLER (ORC)
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

With the scan tool, read the DTC's.
Cycle the ignition switch from off to on, leaving the ignition on for a minimum of 10 seconds.
With the scan tool, read the DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. INSPECT THE TIPM AND ORC TERMINALS AND WIRE HARNESS FOR A CONDITION CAUSING HIGH CIRCUIT RESISTANCE


WARNING: To avoid personal injury or death, turn the ignition off, disconnect the battery and wait two minutes before proceeding.


Disconnect the TIPM C7 harness connector.
Disconnect the ORC harness connector.
Inspect the connector terminal for signs of corrosion build up and damage.
Visually inspect the wiring harness for any chafed, pierced, pinched or partially broken wires hidden in the wire insulation.

Were any of the above conditions found?

Yes


No

3. INSPECT THE (F202) FUSED IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT FOR A CONDITION CAUSING HIGH CIRCUIT RESISTANCE

Disconnect the TIPM C11 harness connector.
Inspect the connector terminal for signs of corrosion build up and damage.
Using the wiring diagrams, visually inspect the associated wiring harnesses and connectors for any chafed, pierced, pinched or partially broken wires hidden in the wire insulation.

Were any of the above conditions found?

Yes


No

B218C-IGNITION RUN CONTROL 2 CIRCUIT OVERCURRENT





For a complete wiring diagram Refer to Section 8W.


  • When Monitored:

    With the ignition on.

  • Set Condition:

    Over current condition detected on the (F937) Fused Ignition Switch Output (Run) circuit.


Possible Causes
  
TERMINAL DAMAGE OR CORROSION
  
HIGH RESISTANCE ON THE (F937) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT
  
HIGH RESISTANCE ON THE (F936) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT
  
HEATED SEAT MODULE
  
CABIN HEATER RELAYS 1 AND 2
  
TIPM
  



Diagnostic Test

1. CHECK FOR ACTIVE DTC

With the scan tool, record and erase DTC's.
Cycle the ignition switch from off to on, leaving the ignition off for a minimum of 30 seconds.
With the scan tool, read the active DTC's.

Does the scan tool display this DTC as active?

Yes


No

2. INSPECT THE TIPM AND HEATED SEAT MODULE TERMINALS AND WIRE HARNESS FOR A CONDITION CAUSING HIGH CIRCUIT RESISTANCE



Turn the ignition off.
Disconnect the TIPM C8 harness connector.
Disconnect the Heated Seat Module harness connector.
Inspect the connector terminal for signs of corrosion build up and damage.
Visually inspect the wiring harness for any chafed, pierced, pinched or partially broken wires hidden in the wire insulation.

Were any of the above conditions found?

Yes


No

3. INSPECT THE CABIN HEATER RELAY TERMINALS AND WIRE HARNESS FOR A CONDITION CAUSING HIGH CIRCUIT RESISTANCE



Disconnect the Cabin Heater Relays.
Disconnect the TIPM C11 harness connector.
Inspect the connector terminal for signs of corrosion build up and damage.
Visually inspect the wiring harness for any chafed, pierced, pinched or partially broken wires hidden in the wire insulation.

Were any of the above conditions found?

Yes


No

4. CHECK THE (F937) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT FUNCTION



Connect one end of a jumper wire to the (F937) Fused Ignition Switch Output (RUN) circuit at the Heated Seat Module harness connector, and connect the other end to a clean chassis ground.

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


Using a 12 volt test light connected to 12 volts, probe the (F937) Fused Ignition Switch Output (RUN) circuit in the TIPM C8 harness connector.

Does the test light illuminate brightly?

Yes


No

5. CHECK THE (F936) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT FUNCTION



Connect one end of a jumper wire to the (F936) Fused Ignition Switch Output (RUN) circuit at the number 1 Cabin Heater Relay harness connector, and connect the other end to a clean chassis ground.

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


Using a 12 volt test light connected to 12 volts, probe the (F936) Fused Ignition Switch Output (RUN) circuit in the TIPM C11 harness connector.

Does the test light illuminate brightly?

Yes


No

6. CHECK THE (F936) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT FUNCTION



Connect one end of a jumper wire to the (F936) Fused Ignition Switch Output (RUN) circuit at the number 2 Cabin Heater Relay harness connector, and connect the other end to a clean chassis ground.

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


Using a 12 volt test light connected to 12 volts, probe the (F936) Fused Ignition Switch Output (RUN) circuit in the TIPM C11 harness connector.

Does the test light illuminate brightly?

Yes


No

7. CHECK THE OUTPUT FROM THE TIPM ON THE (F937) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT



Reconnect the TIPM C8 harness connector.
Turn the ignition on.
Using a 12 volt test light connected to ground, probe the (F937) Fused Ignition Switch Output (RUN) circuit in the Heated Seat Module harness connector.

Does the test light illuminate brightly?

Yes


No

8. CHECK THE OUTPUT FROM THE TIPM ON THE (F936) FUSED IGNITION SWITCH OUTPUT (RUN) CIRCUIT



Reconnect the TIPM C11 harness connector.
Turn the ignition on.
Using a 12 volt test light connected to ground, probe the (F936) Fused Ignition Switch Output (RUN) circuit in the Cabin Heater Relay 1 and 2 harness connectors.

Does the test light illuminate brightly?

Yes


No