FixVault

Diagnostic Trouble Code Chart

HINT.

If a trouble code is indicated during the DTC check, check the circuit listed for that code in the table below. Then proceed to the appropriate page.

Power door lock control system 

DIAGNOSTIC TROUBLE CODE CHART

DTC Code Detection Item Trouble Area
B1222  Driver Side Door Lock Switch Circuit Malfunction
  1. Power window regulator master switch assembly
  2. Instrument panel junction block assembly (Body ECU)
  3. Wire harness