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Engine Control System (Service Specifications): Other Lexus CT I

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 assembly
Resistance1 (M-) - 2 (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
50 to 100°C (122 to 212°F)2065 to 3225 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
Resistance1 (HA1A) - 2 (+B)1.6 to 3.2 ohms at 20°C (68°F)
1 (HA1A) - 4 (A1A-)10 kohms or higher
Heated oxygen sensor
Resistance1 (HT1B) - 2 (+B)11 to 16 ohms at 20°C (68°F)
1 (HT1B) - 4 (E2)10 kohms or higher
IG2 relay
Specified condition(1C-1) - (1A-4)10 kohms or higher
(1C-1) - (1A-4)Below 1 ohms (when auxiliary battery voltage is applied across terminals 1A-3 and 1A-2)
BATT FAN relay
Specified condition(1C-1) - (1A-8)10 kohms or higher
(1C-1) - (1A-8)10 kohms or higher (when auxiliary battery voltage is applied across terminals 1A-7 and 1A-6)
EFI MAIN relay
Specified condition(1C-1) - (1B-4)10 kohms or higher
(1C-1) - (1B-4)Below 1 ohms (when auxiliary battery voltage is applied across terminals 1B-2 and 1B-3)
C/OPN relay
Specified condition(1B-5) - (1B-8)Below 1 ohms
(1B-5) - (1B-8)Below 1 ohms (when auxiliary battery voltage is applied across terminals 1B-6 and 1B-7)