CAUTION:
If the rubber on only one side of the plug hole plate front is lifted up, it could damage the adapter at the location shown in the figure. When removing the plug hole plate, lift up the rubbers at the same time.

Removal
1. Pull up the front part of the plug hole plate at the same time and remove the rubber from the adapter on the engine side.

2. Pull up the plug hole plate in the order shown in the figure and remove the adapter from the rubber on the engine side.

Installation
1. Press the plug hole plate in the order shown in the figure to insert the adapter to the rubber on the engine side.

2. Press the front part of the plug hole plate at the same time to insert the rubber to the adapter on the engine side.

Non Return Valve
Resonance ChamberPower Flow [Fw6 A EL, Fw6 Ax EL]
Power flow
1 GR
2 GR
3 GR
4 GR
5 GR
6 GR
REVERSE
...
Vacuum Pump Removal/Installation
1. Remove the plug hole plate..
2. Remove the battery..
3. Set the PCM wiring harness out of the way.
4. Disconnect the vacuum hose from the vacuum pump..
5. Remove in the order shown in the table.
6. Install in the reverse order of removal.
1
Vacuum hose
...
Exhaust System
Purpose, Outline
A 4-2-1 exhaust system has been adopted which reduces residual gas in the
cylinders using the scavenging effect and contributes to a high compression
ratio.
The loop structure of the exhaust pipes for the 4-2-1 system takes up less
space.
Structural Vie ...