Test No. 8 - Switch Circuit Communication Problem: Description

If code sets when switch is operated, check switch continuity. If code sets when switch is not operated, switch is sticking. Check switches in order listed after each DTC. If switches are okay, check applicable wiring and connectors. See WIRING DIAGRAMS. Repair as necessary.

• B1221/21 DRIVER'S DOOR POWER WINDOW SWITCH. Driver's door power window switch. See POWER WINDOWS article.
• B1222/22 DRIVER'S DOOR LOCK SWITCH. Driver's door lock switch, lock cylinder lock/unlock switch. See POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.
• B1223/23 PASSENGER'S DOOR POWER WINDOW SWITCH, Power window switch. See POWER WINDOWS article. Door lock control switch. See POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.
• B1224/24 PASSENGER'S DOOR LOCK SWITCH. Passenger door lock switch, lock cylinder lock/unlock switch. See POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.
• B1225/25 RIGHT REAR DOOR POWER WINDOW SWITCH. Power window switch. See POWER WINDOWS article. Door lock control switch. See POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.
• B1226/26 LEFT REAR DOOR LOCK SWITCH. Power window switch. See POWER WINDOWS article. Door lock control switch. See POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.
• B1241/41 BODY NO. 1 ECU SWITCH CIRCUIT (TRUNK RELEASE). Trunk release switch, trunk lock cylinder lock/unlock switch. See POWER DOOR LOCKS, TRUNK LID & FUEL DOOR article.
• B1252/52 BODY NO. 2 ECU SWITCH CIRCUIT (STOPLIGHT). Stoplight switch. See CRUISE CONTROL SYSTEMS article.