B221A

B221A-HEATED SEAT MODULE INTERNAL

For complete wiring diagram refer to the wiring section.

WHEN MONITORED
Ignition on.

SET CONDITION
This code is set immediately if the Heated Seat Module internal self test fails.

POSSIBLE CAUSES
- Heated Seat Module

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding.

DIAGNOSTIC TEST




1. VERIFY THAT DTC B221A-HEATED SEAT MODULE INTERNAL IS ACTIVE
With the scan tool, record and erase DTC's
Cycle the ignition switch off then back on.
With the scan tool, read DTC's.

Q: Does the DTC B221A-HEATED SEAT MODULE INTERNAL reset?

YES: Replace the Heated Seat Module. Perform BODY VERIFICATION TEST - VER 1. Body Verification Test
NO: The conditions that caused this code to set are not present at this time. Using the wiring diagram/schematic as a guide, inspect the wiring and connectors. Perform BODY VERIFICATION TEST - VER 1. Body Verification Test