1. Measure the clearance around the entire circumference between the pressure plate and A/C compressor pulley using a thickness gauge.

2. Verify that the clearance.
If not within the specification, remove the pressure plate and adjust the clearance by changing the shim (0.2 mm {0.008 in}, 0.5 mm {0.02 in}
) or the number of shims.
0.35—0.65 mm {0.014—0.025 in}

Magnetic Clutch Adjustment [Full Auto Air Conditioner]
Magnetic Clutch Disassembly/Assembly [Full Auto Air Conditioner]Air Fuel Ratio (A/F) Sensor Inspection [Mzr 2.0, Mzr 2.5]
A/F Sensor Inspection
1. Connect the M-MDS to the DLC-2.
2. Switch the ignition to ON.
3. Warm up the engine to normal operating temperature.
4. Access the following PIDs using the M-MDS..
VSS (Vehicle speed)
RPM (Engine speed)
O2S11 (A/F sensor output current)
...
Magnetic Clutch Inspection [Full Auto Air Conditioner]
1. Connect battery to terminal A of magnetic clutch and ground to A/C compressor
body.
SKYACTIV-G 2.0
MZR 2.3 DISI Turbo, MZR 2.5
2. Verify that the magnetic clutch operates.
If there is any malfunction, replace the magnetic clutch.
...
Exhaust System Removal/Installation [Mzr 2.0, Mzr 2.5]
WARNING:
A hot engine and exhaust system can cause severe burns. Turn off the engine
and wait until they are cool before removing the exhaust system.
1. Remove the battery cover..
2. Disconnect the negative battery cable..
3. Remove the plug hole plate..
4. Remove in the order ...