DTC P25B3 Lincoln
IMA-CAN Malfunction (BUS-OFF Motor Control Module (MCM)) (HYBRID MODELS)
IMA-CAN Malfunction (BUS-OFF Motor Control Module (MCM)) (HYBRID MODELS)
Description
With the ignition switch ON (ll) for at least 3 seconds and the battery voltage is a minimum of 10.0 V, the following conditions occur within 2 seconds. Condition 1: The information sent from the Powertrain Control Module (PCM) through the IMA-CAN is not received foe at least 1 second or the information sent from the PCM through the IMA-CAN is abnomal at least 10 times. Condition 2: The information sent from the Battery Condition Monitor (BCM) module through the IMA-CAN is not received for at least 0.5 second or the information sent from the BCM module through the IMA-CAN is abnormal at least 10 times.
Cause and Solution
Poor connections or loose terminals at the BCM module, the A C compressor driver, the PCM, and the MCM Open circuit between the BCM module and the MCM Short circuit between the MCM, the A C compressor driver, the PCM, and BCM module Faulty A C compressor driver PCM may need to be updated with the latest software Faulty PCM BCM may need to be updated with the latest software Faulty BCM MCM may need to be updated with the latest software Faulty MCM
Video Guide
Diagnostic Info
- DTC Code: P25B3
- Brand: Lincoln