Diagnostic Test
- CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE
With CONSULT
- Turn ignition switch ON.
- Select "DATA MONITOR" mode with CONSULT.
- Make sure that "COOLANT TEMP/S" indicates between - 7°C (19°F) to 60°C (140°F).
If not, cool engine down or warm engine up until "COOLANT TEMP/S" indicates between - 7°C (19°F) to 60°C (140°F). Then go to the following steps.
- Fully release accelerator pedal and make sure that "TUMBLE POS SEN" indicates between 2.8 V to 4.1 V.
- Depress accelerator pedal and make sure that "TUMBLE POS SEN" indicates between 0.2 V to 1.4 V.
- Check 1st trip DTC.
With GST
Following the procedure "With CONSULT" above.
Is 1st trip DTC detected?
YES
Replace intake manifold assembly. Refer to REMOVAL AND INSTALLATION .
NO
GO TO STEP 2 .
- CHECK INTAKE MANIFOLD RUNNER CONTROL VALVE MOTOR
- Turn ignition switch OFF.
- Disconnect intake manifold runner control valve motor harness connector.
- Check the resistance between intake manifold runner control valve motor terminals as per the following.
Intake manifold runner control valve motor Resistance
(Approx.)+ - Terminals 1 2 3 - 8 Ω [at 25°C (77°F)]
Is the inspection result normal?
YES
INSPECTION END
NO
Replace intake manifold assembly. Refer to REMOVAL AND INSTALLATION .