LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Toyota >> 2004 >> Matrix Base, FWD, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 623 (Air Conditioning System - Diagnostics) >> Diagnostic Trouble Code Table
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Diagnostic Trouble Code Table

WARNING: This page is about a different car, the 2004 Toyota Camry. However, it is still accessible from the selected car via links, so may be relevant.

If malfunction code is displayed during the DTC check (sensor check), check the circuit listed for that code in the table below (Proceed to the page given for that circuit).

Fig 1: Identifying Diagnostic Trouble Code Table
G02894729Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

HINT:

DIAGNOSTIC TROUBLE CODES (DTC) LIST

DTC Description
DTC 11  ROOM TEMPERATURE SENSOR CIRCUIT
DTC 12  AMBIENT TEMPERATURE SENSOR CIRCUIT
DTC 13  EVAPORATOR TEMPERATURE SENSOR CIRCUIT
DTC 14  ENGINE COOLANT TEMPERATURE COMMUNICATION CIRCUIT
DTC 21  SOLAR SENSOR CIRCUIT (PASSENGER SIDE)
DTC 22  COMPRESSOR LOCK SENSOR CIRCUIT
DTC 23  PRESSURE SWITCH CIRCUIT
DTC 31  AIR MIX DAMPER POSITION SENSOR CIRCUIT (PASSENGER SIDE)
DTC 32  AIR INLET DAMPER POSITION SENSOR CIRCUIT
DTC 33  AIR OUTLET DAMPER POSITION SENSOR CIRCUIT
DTC 41  AIR MIX DAMPER CONTROL SERVOMOTOR CIRCUIT (PASSENGER SIDE)
DTC 42  AIR INLET DAMPER CONTROL SERVOMOTOR CIRCUIT
DTC 43  AIR OUTLET DAMPER CONTROL SERVOMOTOR CIRCUIT