B1676 – Battery Pack Voltage Out Of Range

Meaning:

When the ABS module detects a voltage signal that’s not right for too long, the B1676 happens
The B1676 is triggered when the ABS module detects a voltage signal that’s not right for too long

This anti-lock brake system (ABS) code is set when the ABS module detects a voltage signal that’s less than 9v or more than 19v for more than 8 seconds.

Main Symptoms:

Possible Causes:

  • Blown fuse in ABS
  • Problem in the charging system
  • Wiring problem in ABS module connector
  • Defective ABS module

Diagnostic Steps:

  • Visually inspect all wiring and connectors in ABS module as well as charging system for loose, open or short connections
  • Check that all fuses in ABS are not blown. If any is blown replace
  • Test resistance of ABS module and compare with manufacturer’s specs
  • Reset code and do test drive. If it returns consider replacing the module

Read More: OBD2 Codes List: Meaning, Fixes, and Free Download