DTC B1552: Loss Of BCM Keep Alive Memory (KAM): Testing
If DTC B1552 is set and battery was not disconnected, check for poor connections at BCM 24-pin connector C1, terminal B03 (Red wire) and BCM 32-pin connector C2, terminal C01 (Black wire).
If DTC B1552 is set and battery was not disconnected, check for poor connections at BCM 24-pin connector C1, terminal B03 (Red wire) and BCM 32-pin connector C2, terminal C01 (Black wire).