DIAGNOSIS SYSTEM
1. DESCRIPTION
(a) Front power seat control system (w/ Memory) 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 repairs.
2. CHECK DLC3
(a) Check the DLC3 (See page
).
3. INSPECT BATTERY VOLTAGE
(a) Check the battery voltage.
Standard Voltage:
11 to 14 V
If the voltage is below 11 V, recharge or replace the battery.
Problem Symptoms Table
Terminals Of EcuWindshield Deicer does not Operate
DESCRIPTION
When the rear window defogger switch on the air conditioning control assembly
is pressed, the operation signal is transmitted to the air conditioning amplifier
assembly through the LIN communication line. When the air conditioning amplifier
...
Cooling Fan Circuit
DESCRIPTION
The ECM turns on or off the fan relays using signals calculated from the engine
coolant temperature, air conditioning (ON/OFF), air conditioner refrigerant pressure,
engine speed, and vehicle speed signals.
The ECM switches the circuit of the ...
Data List / Active Test
DATA LIST / ACTIVE TEST
1. DATA LIST
HINT:
Using the Techstream to read the Data List allows the values or states of switches,
sensors, actuators and other items to be read without removing any parts. This non-intrusive
inspection can be very useful bec ...