INSPECTION
PROCEDURE
1. INSPECT INTAKE AIR CONTROL VALVE (for ACIS)
(a) Inspect the diaphragm.
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(1) Using a vacuum pump, apply a vacuum of 60 kPa (450 mmHg, 17.7 in.Hg) or higher to the diaphragm chamber. Wait for 1 minute and check that the needle of the vacuum pump does not lower. If the result is not as specified, replace the intake manifold. |
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(b) After applying vacuum in the step above, check that the actuator rod operates.
2. INSPECT VACUUM TANK AND CHECK VALVE
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(a) Disconnect the vacuum hose from the check valve. |
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(b) Using a vacuum pump, apply vacuum to the check valve. Wait for 1 minute and check that the needle of the vacuum pump does not lower.
If the result is not as specified, replace the check valve.
(c) Connect the vacuum hose to the check valve.
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(d) Using a vacuum pump, apply a vacuum of 60 kPa (450 mmHg, 17.7 in.Hg) or higher to the vacuum tank. Wait for 1 minute and check that the needle of the vacuum pump does not lower. If the result is not as specified, replace the intake manifold. |
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Removal
InstallationEmission inspection and maintenance (I/M) programs
Some states have vehicle emission inspection programs which include OBD (On
Board Diagnostics) checks. The OBD system monitors the operation of the emission
control system.
- If the malfunction indicator lamp comes on
The OBD system determines that ...
How To Proceed With Troubleshooting
CAUTION / NOTICE / HINT
HINT:
Use the following procedure to troubleshoot the lighting system.
*: Use the Techstream.
PROCEDURE
1.
VEHICLE BROUGHT TO WORKSHOP
NEXT
...
Problem Symptoms Table
PROBLEM SYMPTOMS TABLE
Use the table below to help determine the cause of problem symptoms.
If multiple suspected areas are listed, the potential causes of the symptoms
are listed in order of probability in the "Suspected Area" column ...