Audible Warning Device

B210D-BATTERY VOLTAGE LOW

WHEN MONITORED
While the vehicle is in reverse for speeds less than 16km/h.

SET CONDITION
Park Assist Module supply voltage less than 9.0 volts.

POSSIBLE CAUSES
- Vehicle charging system
- Park assist module

DIAGNOSTIC TEST

1. CHECK FOR ACTIVE DTC: B210D-BATTERY VOLTAGE LOW
Turn the ignition on.
Apply the vehicle park brake.
Shift the transmission into reverse.
With the scan tool, record and erase Park Assist Module DTCs.
Wait 30 seconds.
With the scan tool, read Park Assist Module DTCs.

Q: Is DTC: B210D-BATTERY VOLTAGE LOW active?

YES: Go To 2
NO: The condition that caused this code to set is not present at this time. Check for an intermittent condition by inspecting the related wiring harness for chaffed, pierced, pinched, and partially broken wires. Also inspect the related connectors for broken, bent, pushed out, spread, corroded, or contaminated terminals.
Perform BODY VERIFICATION TEST - VER 1. Body Verification Test

2. VERIFY OPERATION OF THE VEHICLE CHARGING SYSTEM

NOTE:
- Troubleshoot any PCM charging/cranking DTCs before proceeding.
- Ensure the battery is fully charged.

Q: Are any charging system DTCs present?

YES: Refer to Computer and Control Systems/Testing and Inspection.
NO: Replace the Park Assist Module.
Perform BODY VERIFICATION TEST - VER 1. Body Verification Test