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






Does the scan tool display this DTC as active?

Yes
  • Go To 2


No
  • If the DTC is stored, check for an intermittent condition. Using the wiring diagram/schematic as a guide, visually inspect the related wiring harness connectors. Look for broken, bent, pushed out, or corroded terminals.

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




Did the DTC changed from active to stored?

Yes
  • Go To 3


No
  • Go To 5

3.ORC INTERNAL SHORT


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








Does the scan tool display this DTC as active?

Yes
  • Go To 4


No

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







Is the resistance below 10K ohms?

Yes


No

5.CHECK TIPM FOR AN INTERNAL SHORT







Did the DTC changed form active to stored?

Yes
  • Go To 6


No

6.CHECK COMPONENT FOR AN INTERNAL SHORT

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







Did the DTC changed from active to stored?

Yes


No