Home/Toyota/Prius PHV/Toyota Prius PHV pre-III (2010-2011)/Repair manual/Engine Control Systems/Engine Control System (service Specifications) (except Phv)
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Engine Control System (service Specifications) (except Phv) Toyota Prius PHV pre-III

SERVICE DATA

Spark plug
Spark plug typeDENSO madeSC20HR11
Standard electrode gapFor new spark plug1.0 to 1.1 mm (0.0394 to 0.0433 in.)
Maximum electrode gapFor used spark plug1.3 mm (0.0512 in.)
Camshaft timing oil control valve assembly
Resistance1 - 26.9 to 7.9 ohms at 20 °C (68 °F)
Throttle body
Resistance2(M+) - 1(M-)0.3 to 100 ohms at 20 °C (68 °F)
Mass air flow meter
Resistance1(THA) - 2(E2)13.6 to 18.4 kohms at -20 °C (-4 °F)
1(THA) - 2(E2)2.21 to 2.69 kohms at 20 °C (68 °F)
1(THA) - 2(E2)0.49 to 0.67 kohms at 60 °C (140 °F)
Crankshaft position sensor
Resistance10 to 50 °C (14 to 122 °F)1850 to 2450 ohms
Engine coolant temperature sensor
Resistance20 °C (68 °F)2.32 to 2.59 kohms
80 °C (176 °F)0.310 to 0.326 kohms
Knock sensor
ResistanceAt 20 °C (68 °F)120 to 280 kohms
Air fuel ratio sensor
Resistance(HT) - (+B)1.8 to 3.4 ohms at 20 °C (68 °F)
(HT) - (AF-)10 kohms or higher
Oxygen sensor
Resistance(HT) - (+B)11 to 16 ohms at 20 °C (68 °F)
(HT) - (E)10 kohms or higher
IG2 relay
Specified condition(1C-1) - (1B-4)10 kohms or higher
(1C-1) - (1B-4)Below 1 ohms (when battery voltage is applied across terminals 1 and 2)
EFI MAIN relay
Specified condition(1C-1) - (1A-4)10 kohms or higher
(1C-1) - (1A-4)Below 1 ohms (when battery voltage is applied across terminals 1 and 2)
C/OPN relay
Specified condition(1A-1) - (1A-8)10 kohms or higher
(1A-1) - (1A-8)Below 1 ohms (when battery voltage is applied across terminals 1 and 2)
BATT FAN relay
Specified condition(1C-1) - (1B-8)Below 1 ohms
(1C-1) - (1B-8)10 kohms or higher (when battery voltage is applied across terminals 1 and 2)

TORQUE SPECIFICATIONS

Part TightenedN*mKgf*cmFt.*lbf
Camshaft timing oil control valve assembly x Cylinder head cover sub-assembly101027
Throttle body assembly x Intake air surge tank101027
Air cleaner case x Intake manifold7.07162 in.*lbf
Inlet air cleaner assembly x Intake manifold7.07162 in.*lbf
ECM bracket x Body1313310
No. 2 engine room wire x No. 1 relay block8.38573 in.*lbf
Radiator without cap reserve tank assembly x Bracket1818413
No. 1 crank position sensor x Cylinder head cover sub-assembly101027
Crank position sensor x Cylinder block sub-assembly101027
Spark plug assembly x Cylinder head sub-assembly2020415
Ignition coil assembly x Cylinder head cover101027
Engine coolant temperature sensor x Cylinder head sub-assembly2020415
Knock control sensor x Cylinder block sub-assembly2020415
Air fuel ratio sensor x Exhaust manifoldWithout SST4444932
With SST4040830
Oxygen sensor x Exhaust pipeWithout SST4444932
With SST4040830