B2101-IGNITION RUN/START INPUT LOW
For a complete wiring diagram Refer to Section 8W.
Possible Causes
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(F20) IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT OPEN
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(A106) FUSED B+ SHORTED TO GROUND
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IGNITION SWITCH
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TIPM
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Diagnostic Test
1.
CHECK FOR ACTIVE DTC
Turn the ignition on.
With a scan tool, read, record and erase TIPM DTCs.
Turn the ignition off for 30 seconds, then back on.
Using the scan tool, read TIPM DTCs.
Does the scan tool display this DTC as active?
Yes
No
-
The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chafed,
pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
-
Perform BODY VERIFICATION TEST - VER 1.
(Refer to 8 - ELECTRICAL/ELECTRONIC CONTROL MODULES - STANDARD PROCEDURE)
2.
(F20) IGNITION SWITCH OUTPUT (RUN-START) CIRCUIT OPEN
NOTE:
Check the related fuse (TIPM 46) to the (F20) Ignition Switch Output (Run-Start) circuit. If blown, use the wiring diagrams as a guide to make necessary repairs.
Turn the ignition off.
Disconnect the TIPM C7 harness connector.
Turn the ignition on.
Using a 12–volt test light connected to ground, probe the (F20) Ignition Switch output (Run-Start) circuit in the TIPM C7 harness connector.
Does the test light illuminate brightly?
Yes
No