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Gladiator Nighthawk, Part Time T/Case Control, Automatic Trans
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Body Control Module (BCM) - DTCS B2121-11 To B2206-00
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DTC Troubleshooting
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B2121-11 Ignition Run Control 1 - Circuit Short To Ground
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Set Condition
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Set Condition
When the Body Control Module (BCM) detects greater than 1.0 amp on the Ignition Run Control Output circuit and four retry attempts have failed.