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Home >> Jeep >> 1996 >> Grand Cherokee Limited, 5.2 Y >> Repair and Diagnosis >> External Pages >> Different car >> Section 179 (Engine Controls - Tests W/Codes - 2.5L) >> CODES/MESSAGES (Note: For DTC table, see TEST TC-1A under "Self-Diagnostic Tests.") >> Code 12

Code 12

WARNING: This page is about a different car, the 1995 Jeep Wrangler and 1995 Jeep Cherokee. However, it is still accessible from the selected car via links, so may be relevant.

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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