Generic OBD2 scanners may only show “P2452” or “P2453” (DPF pressure sensor circuit). Use (dealer-level), Bimmerlink , or ProTool for the exact 32CE00 description. Note if it’s:
Corrosion or broken wires in the 3-wire harness (reference voltage, ground, signal return) can cause plausibility errors. Check for chafing near the exhaust manifold. 32ce00 bmw fixed