Component Function Check
Symptom
INSPECTION FLOW
1. CONFIRM SYMPTOM BY PERFORMING OPERATION CHECK - TEMPERATURE INCREASE
2. CHECK FOR ANY SYMPTOMS
Perform a complete operational check and check for any symptoms.
3. CHECK FOR SERVICE BULLETINS
Check for any service bulletins.
4. CHECK ENGINE COOLING SYSEM
5.CHECK SETTING OF TEMPERATURE SETTING TRIMMER
Using CONSULT, check the setting of "TEMP SET CORRECT" on "WORK SUPPORT" of HVAC.
6.CHECK WITH SELF-DIAGNOSIS FUNCTION OF CONSULT
NOTE: If DTC is displayed along with DTC U1000 or U1010, first diagnose the DTC U1000 or U1010.
7.CHECK WITH ACTIVE TEST OF CONSULT
8. CHECK AIR DUCTS
Check for disconnected or leaking air ducts.
9. CHECK HEATER HOSE TEMPERATURES
10. CHECK ENGINE COOLANT SYSTEM
Check thermostat operation.
11. CHECK HEATER HOSES
Check heater hoses for proper installation.
12. CHECK HEATER HOSE TEMPERATURES
Heater and Air Conditioner (automatic)
Front defroster button
Temperature control dial (driver's side)/
AUTO button
Display screen
Temperature control dial (passenger's
side)/DUAL button
Fresh air intake button
Air recirculation button
(air conditioner) button
(manual air flow control)
button
(fan speed cont ...
CAN communication circuit
Diagnosis Procedure
1.CONNECTOR INSPECTION
Turn the ignition switch OFF.
Disconnect the battery cable from the negative terminal.
Disconnect all the unit connectors on CAN communication system.
Check terminals and connectors for damage, bend and loose
connection.
2.CHECK HARNESS CON ...
C1716 - C1719 transmitter pressure malfunction
Description
Air pressure data from one or more transmitters is out of range.
DTC Logic
NOTE: The Signal Tech II Tool (J-50190) can
be used to perform the following functions. Refer to the Signal Tech II User
Guide for additional information.
Display tire pressure reported by the TPM ...