B221A

B221A-HEATED SEAT MODULE INTERNAL

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