1. Remove the catch tank..
2. Plug the catch tank of the purge solenoid valve side.

3. Inspect for air leakage when blowing air pressure from charcoal canister side.
If there is air leakage, replace the catch tank..
Canister Vent (Cv) Solenoid Valve Removal/Installation [Mzr 2.0, Mzr 2.5]
Charcoal Canister Inspection [Mzr 2.0, Mzr 2.5]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)
...
Theft Deterrent System Reading Freeze Frame Data
1. Connect the M-MDS (IDS) to the DLC–2.
2. After the vehicle is identified, select the following items from the initialization
screen of the IDS.
Select “Body”.
Select "Burglar Service Functions".
3. Then, select the following item from the screen menu.
...
Glass Antenna Inspection
4SD
1. Disconnect the negative battery cable..
2. Disconnect the antenna amplifier connector B..
3. Disconnect the antenna feeder No.3 connector C. (with audio unit (with display)).
4. Inspect the glass antenna for damage visually.
5. Inspect for continuity between the glass antenna termin ...