Code Definition

B162C — Accessories Positive (+APC) Relay Control

System: Body  |  Type: Manufacturer-Specific  |  Make: Peugeot

About B162C

B162C is a manufacturer-specific body diagnostic trouble code recorded for Peugeot vehicles. It belongs to the B-prefix family of codes, which covers body, interior, airbag, or comfort-electronics faults.

Scanning & clearing: Body (B) codes are often stored in the body control module, airbag module, or climate module. A basic OBD-II tool usually will not read body codes — an enhanced or OEM-level scan tool is typically required.

B162C is a manufacturer-specific code. The same code string on a different make may have a different meaning. Always confirm the code's definition against the vehicle's service information for the specific make and model under test.

Code Information

The Built in Systems Interface (BSI) commands the +APC accessories power relay and monitors the coil driver current and the +APC output sense line to verify the commanded state. DTC B162C is stored when, with the ignition in accessory or run, or during the retained accessory power timer, the feedback indicates the opposite state to the command, or the circuit shows an electrical fault such as open load, short to battery, short to ground, or out of range current for a calibrated period. The +APC relay distributes accessory power to systems such as the audio head unit, courtesy interior accessor...

Join TaT to view the complete code information and diagnostic details.

Quick Facts