Sensor Operating Specifications

NOTE: Perform all voltage tests with a Digital Volt-Ohmmeter (DVOM) with a minimum 10-megohm input impedance, unless stated otherwise in test procedure.

AIRFLOW METER RESISTANCE SPECIFICATIONS

Application & Terminals			Ohms
2.0L Engine
E2-Vc			3000-7000
E1-Fc
Measuring Plate Fully Closed			No Continuity
Measuring Plate Other Than Closed			0
E2-Vs
Measuring Plate Fully Closed			200-600
Measuring Plate Fully Opened			20-1000
2.5L Engine
E2-Vc			200-400
E1-Fc
Measuring Plate Fully Closed			No Continuity
Measuring Plate Other Than Closed			0
E2-Vs
Measuring Plate Fully Closed			200-600
Measuring Plate Fully Opened			20-1000
All Engines
E2-THA
-4°F (-20°C)			10,000-20,000
32°F (0°C)			4000-7000
68°F (20°C)			2000-3000
104°F (40°C)			900-1300
140°F (60°C)			400-700

COLD START INJECTOR RESISTANCE SPECIFICATIONS

Application

⁽¹⁾ Ohms

Camry

2.0-4.0

⁽¹⁾	Measure resistance between injector terminals.

COLD START INJECTOR TIME SWITCH RESISTANCE SPECIFICATIONS

Terminals	Temperature: °F (°C)	Ohms
STA-STJ	Less Than 59 (15)	25-45
"	Greater Than 86 (30)	65-85
STA-Ground	N/A	25-85

NOTE: For coolant temperature sensor specifications see Fig 1.

Fig 1: Coolant Temperature Sensor Specifications

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

EGR GAS TEMP SENSOR SPECIFICATIONS

Temperature: °F (°C)

⁽¹⁾ Ohms

122 (50)

69-89

212 (100)

12-14

302 (150)

3-4

⁽¹⁾	Measure resistance between sensor terminals.

FUEL INJECTOR RESISTOR SPECIFICATIONS

Application

⁽¹⁾ Ohms

Camry

Approx. 13.8

⁽¹⁾	Measured across terminals at 68°F (20°C).

ISC VALVE RESISTANCE SPECIFICATIONS

Application

Ohms

3S-FE ⁽¹⁾

16-17

2VZ-FE ⁽²⁾

10-30

⁽¹⁾	Measure resistance between terminals +B and ISC1, and between ISC2 and +B of ISC valve connector.

⁽²⁾	Measure resistance between terminals B1 to S1 or S3 and terminals B2 to S2 or S.

OXYGEN SENSOR HEATER RESISTANCE SPECIFICATIONS

Condition

Ohms

68°F (20°C)

⁽¹⁾ 5.1-6.3

⁽¹⁾	Measure between terminals B+ and HT.

TPS RESISTANCE SPECIFICATIONS

Model/ Application	Clearance In. (mm)	Terminal Identification	Ohmmeter Reading
2.0L (W/O ECT)	.020 (.51)	IDL & E1	Continuity
"	"	PSW & E1	No Continuity
"	.035 (.90)	IDL & E1	No Continuity
"	"	PSW & E1	No Continuity
"	Fully Open	IDL & E1	No Continuity
"	"	PSW & E1	Continuity
2.0L (W/ ECT)	0 (0)	VTA & E2	200-800
"	.020 (.51)	IDL & E2	2300 or Less
"	.028 (.70)	IDL & E2	No Continuity
"	Fully Open	VAT & E2	3300-10,000
"	"	VC & E2	3000-7000
2.5L	0 (0)	VTA & E2	300-6300
"	.012 (.30)	IDL & E2	2300 or Less
"	.028 (.71)	IDL & E2	No Continuity
"	Fully Open	VTA & E2	3500-10,300
"	"	VC & E2	4250-8250