DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Air conditioning system data and Diagnostic Trouble Codes (DTCs) can be read through the Data Link Connector 3 (DLC3) of the vehicle. When the system seems to be malfunctioning, use the Techstream to check for malfunctions and perform troubleshooting.
2. CHECK DLC3
(a) Check the DLC3 (See page ).
3. LIST OF OPERATION METHODS
(a) By operating each of the air conditioning control switches as shown in the diagram below, it is possible to enter the diagnostic check mode.
4. INDICATOR CHECK
(a) Turn the ignition switch off.
(b) Turn the ignition switch to ACC and wait at least 5 seconds.
(c) Press and hold the air conditioning control "AUTO" switch and "recirculation/fresh" switch simultaneously, and turn the ignition switch to ON. Continue holding the 2 switches until panel diagnosis mode begins.
(d) Check that all indicators turn on and off 4 times in succession at 1 second intervals.
HINT:
5. DTC CHECK (SENSOR CHECK)
(a) Start the engine and warm it up.
(b) Perform the indicator check.
HINT:
After the indicator check is completed, the system enters DTC check mode automatically.
(c) Read the code displayed on the panel.
NOTICE:
In sensor check mode, which is automatically entered after indicator check mode, troubleshooting may be only partially completed.
HINT:
Refer to the Diagnostic Trouble Code Chart for details of the codes (See page ).
(d) If the codes are difficult to read because they change automatically, operate the driver temperature up switch to display the codes one at a time so that they can be read easily. The items are displayed one by one each time the driver temperature up switch is operated.
HINT:
Push the "OFF" switch to finish panel diagnosis.
Installation
INSTALLATION
CAUTION / NOTICE / HINT
HINT:
Use the same procedure for the RH and LH sides.
The procedure listed below is for the LH side.
PROCEDURE
1. INSTALL REAR DISC
(a) Align the matchmarks and install the rear disc.
HINT:
When re ...
Short in Sensor with Motor Power Supply Circuit (B2658)
DESCRIPTION
This DTC is stored when a power seat motor operates (a position control sensor
is being supplied with power) and the power supply voltage does not rise to the
specified value.
DTC Code
DTC Detection Condition
...