1986 TOYOTA CAMRY V20 Service Information

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TOYOTA CAMRY V20 1986  Service Information (e) Disconnect the vacuum hose from port R of the EGR
vacuum modulator and connect port R directly to the in-
take manifold with another hose.
(d) Check that the vacuum gauge indicates high vacuum at

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TOYOTA CAMRY V20 1986  Service Information INSPECTION OF EGR VACUUM
MODULATOR
CHECK EGR VACUUM MODULATOR OPERATION
(a) Disconnect the vacuum hoses from ports P, Q and R of the
EGR vacuum modulator.
(b) Block ports P and R with your finger.
(e)

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TOYOTA CAMRY V20 1986  Service Information INSPECTION OF EXHAUST PIPE
ASSEMBLY
CHECK CONNECTIONS FOR LOOSENESS OR DAMAGE
REPLACEMENT OF CATALYTIC
CONVERTERS
1. REMOVE CONVERTERS
(a) Jack up the vehicle.
(b) Check that the converter is cool.
(e

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TOYOTA CAMRY V20 1986  Service Information 2. INSTALL CONVERTERS
(a) Install the two heat insulators to the main converter with the
nine bolts.
(b) Place a new cushion, retainer and gasket on the main con-
verter.
(e) Install the main converte

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TOYOTA CAMRY V20 1986  Service Information Reduces blow±by gas (HC)
Reduces evaporative HC
Reduces HC and CO
Reduces NOx
Reduces HC, CO and NOx
Regulates all engine conditions for reduction of
exhaust emissions. Positive Crankcase ventilation

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TOYOTA CAMRY V20 1986  Service Information COMPONENT LAYOUT AND SCHEMATIC DRAWING
± EMISSION CONTROL SYSTEMS (2VZ±FE)Component Layout and Schematic DrawingEC±14

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TOYOTA CAMRY V20 1986  Service Information POSITIVE CRANKCASE VENTILATION (PCV) SYSTEM
To reduce HC emission, crankcase blow±by gas (HC) is routed through the PCV valve to the air intake
chamber for combustion in the cylinders.
Engine not Run

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TOYOTA CAMRY V20 1986  Service Information INSPECTION OF PCV VALVE
1. REMOVE PCV VALVE
2. INSTALL CLEAN HOSE TO PCV VALVE
3. BLOW FROM CYLINDER HEAD SIDE
Check that air passes through easily.
NOTICE: Do not suck air through the valve.
Petroleu