1. Measure the temperature around the ambient temperature sensor and measure the resistance between the ambient temperature sensor terminal.

If the characteristics of the ambient temperature sensor are not as shown in the graph, replace the ambient temperature sensor.
Airflow Mode Actuator Removal/Installation [Full Auto Air Conditioner]
Ambient Temperature Sensor Inspection [Manual Air Conditioner]Automatic Transaxle Fluid (ATF) Inspection [FS5 A EL]
Automatic Transaxle Fluid (ATF) Condition Inspection
1. One way of determining whether the transaxle should be disassembled is by
noting:
If the ATF is muddy or varnished.
If the ATF smells strange or unusual.
ATF Condition
Possible cause
...
Flywheel Inspection [C66 M R]
1. Remove the flywheel..
2. Perform the following procedures to inspect the flywheel.
If there is any malfunction or it exceeds the maximum specification, replace
the flywheel..
a. Inspect the surface that contacts the clutch disc for scratches, nicks, and
discoloration.
...
Fuel Line Pressure Inspection [Skyactiv G 2.0]
WARNING:
Fuel line spills and leakage from the pressurized fuel system are dangerous.
Fuel can ignite and cause serious injury or death and damage. To prevent this,
complete the following inspection with the engine stopped.
Fuel is very flammable liquid. If fuel spills or leaks ...