LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2004 >> Matrix Base, FWD, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 182 (Multiplex Communication System) >> Diagnostic Tests >> DTC B1232/32: Jam Protection Pulse Switch Circuit (Driver), DTC B1234/34: Jam Protection Pulse Switch Circuit (Passenger), DTC B1236/36: Jam Protection Pulse Switch Circuit (Rear Right) & DTC 1238/38: Jam Protection Pulse Switch Circuit (Rear Left)
April 5, 2026: LEMON Manuals is launched! Read the announcement.

DTC B1232/32: Jam Protection Pulse Switch Circuit (Driver), DTC B1234/34: Jam Protection Pulse Switch Circuit (Passenger), DTC B1236/36: Jam Protection Pulse Switch Circuit (Rear Right) & DTC 1238/38: Jam Protection Pulse Switch Circuit (Rear Left)

WARNING: This page is about a different car, the 2003 Lexus RX 300 and 2002 Lexus RX 300. However, it is still accessible from the selected car via links, so may be relevant.

These DTCs are output when a malfunction of the pulse switch within the power window motor is detected.

Detecting Condition -  No change in the pulse switch for more than 2.0 seconds even if operating the glass down when the limit switch is OFF (window glass is fully closed).

Trouble Area

For switch inspection, see POWER WINDOWS article under WINDOWS in ACCESSORIES & EQUIPMENT.