Initial Inspection and Diagnostic Overview
HEATING / AIR CONDITIONING: AIR CONDITIONING SYSTEM: HOW TO PROCEED WITH TROUBLESHOOTING; 2013 MY FR-S [03/2012 -]
HINT
* Use the following procedure to troubleshoot the air conditioning system.
* *: Use the Techstream.
1. VEHICLE BROUGHT TO WORKSHOP
NEXT -- Continue to next step.
2. INSPECT BATTERY VOLTAGE
(a) Inspect the battery voltage.
Standard Voltage:
10 to 16 V
If the voltage is below 10 V, recharge or replace the battery before proceeding to the next step.
NEXT -- Continue to next step.
3. CHECK COMMUNICATION FUNCTION OF CAN COMMUNICATION SYSTEM*
(a) Use the Techstream to check if the CAN communication system is functioning normally.
Result:
B -- GO TO CAN COMMUNICATION SYSTEM How to Proceed With Troubleshooting
A -- Continue to next step.
4. PROBLEM SYMPTOMS TABLE
(a) Refer to Problem Symptoms Table Symptom Related Diagnostic Procedures.
Result:
B -- Go to step 6
A -- Continue to next step.
5. OVERALL ANALYSIS AND TROUBLESHOOTING*
(a) Data List / Active Test Scan Tool Testing and Procedures.
(b) Terminals of ECU Pinout Values and Diagnostic Parameters.
(c) On-vehicle Inspection.
(d) Inspection.
NEXT -- Continue to next step.
6. ADJUST, REPAIR OR REPLACE
NEXT -- END