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Home >> Jeep >> 1995 >> Wrangler SE, Standard >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Controls - Tests W/Codes - 4.0L >> CODES/MESSAGES (Note: For DTC table, see TEST TC-1A under "Self-Diagnostic Tests.") >> Code 12
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Code 12

Scan tool displays BATTERY DISCONNECT. Condition is: battery power to PCM was disconnected within last 51 key-on cycles. MIL may not come on.

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