Manufacturer-Specific Diagnostic Codes List

Toyota C1236 indicates ABS rear left wheel speed sensor fault in Toyota vehicles.

Toyota C1237 indicates ABS rear right wheel sensor fault in Toyota vehicles.

Toyota U1400 indicates CAN bus lost communication with body control module in Toyota vehicles.

Toyota U1401 indicates invalid data reported by BCM over CAN bus in Toyota vehicles.

Toyota U1402 indicates CAN bus module timeout in Toyota vehicles.

BMW P2200 indicates EGR flow sensor reading out of expected range in BMW vehicles.

BMW P2201 indicates low EGR flow detected by BMW module in BMW vehicles.

BMW P2202 indicates high EGR flow detected by BMW module in BMW vehicles.

BMW P2300 indicates cylinder 1 misfire detected by BMW engine module.