Engine - Intake-Air System [1.3L]: Overview Mazda RX-8 I рестайлинг

Scheme 126

Scheme 127

Scheme 128

Scheme 129

1. Verify that the intake-air system related parts and hoses are securely installed.
2. Disconnect the vacuum hose shown in the figure.
3. Install the vacuum gauge.
4. Warm up the engine.
5. Measure intake manifold vacuum while no load and Idling.

1. If not within the specification, perform the following inspection

1. Compression pressure (See «COMPRESSION INSPECTION [13B-MSP]»(ref-367623-S21960061402010072700000) ).
2. Air intake

1. Each hose installation part
2. Throttle body installation part
3. Fuel injector installation parts
4. Extension manifold (upper, lower) installation part
5. Purge solenoid valve installation part
6. Intake manifold installation part

Scheme 130

Intake manifold vacuum

MT: -66.7-56.0 kPa {-500-421 mmHg, -19.6-16.6 inHg}

AT: -66.9-53.1 kPa {-501-399 mmHg, -19.7-15.7 inHg}

Operation Inspection

1. Disconnect the negative battery cable.
2. Remove the APV motor. (See «INTAKE MANIFOLD DISASSEMBLY/ASSEMBLY [13B-MSP]»(ref-367618-S17057682032010072700000) ).
3. Apply 12 V with a current of 0.9-1.9 A to terminal B or D and verify that the gear moves.

1. If there is any malfunction, replace the APV motor. (See «INTAKE MANIFOLD DISASSEMBLY/ASSEMBLY [13B-MSP]»(ref-367618-S17057682032010072700000) ).
2. If as specified, carry out the "Circuit Open/Short Inspection".

GEAR ROTATION DIRECTION REFERENCE CHART