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
Non Turbo
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
Turbo
Ks-E1			No Continuity
E1-Ks			5000-10,000
Vc-E1			10,000-15,000
E1-Vc			5000-10,000
All Models
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

All Models

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 RESISTANCE SPECIFICATIONS

Application

⁽¹⁾ Ohms

Turbo

2.0-3.8

Non-Turbo

Approx. 13.8

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

ISC VALVE RESISTANCE SPECIFICATIONS

Application

Ohms

Supra ⁽¹⁾

10-30

⁽¹⁾	Measure resistance between terminals B1 to S1 or S3 or terminals B2 to S2 or S4.

OXYGEN SENSOR HEATER RESISTANCE SPECIFICATIONS

Application

Condition

Ohms

Turbo ⁽¹⁾

68°F (20°C)

3.0-3.6

⁽¹⁾	Measure resistance between terminals No. 2 and 3.

SUB O2 SENSOR HEATER RESISTANCE SPECIFICATIONS

Application

Condition

Ohms

Non-Turbo ⁽¹⁾

68°F (20°C)

5.1-6.3

⁽¹⁾	Measure resistance between terminals B+ and HT.

TPS RESISTANCE SPECIFICATIONS

Model/ Application	Clearance In. (mm)	Terminal Identification	Ohmmeter Reading
Non-Turbo	VTA & E2	0 (0)	200-1200
"	"	Fully Open	3500-10,300
"	IDL & E2	.016 (.41)	2300 or Less
"	"	.030 (.76)	No Continuity
"	VC & E2	N/A	4250-8250
Turbo	VTA & E2	0 (0)	200-1200
"	"	Fully Open	3500-10,300
"	IDL & E2	.020 (.51)	2300 or Less
"	"	.035 (.89)	No Continuity
"	VC & E2	N/A	4250-8250

TURBO PRESSURE SENSOR SPECIFICATIONS

Vacuum: In. Hg

⁽¹⁾ Voltage Drop

3.94

.15-.35

7.87

.40-.60

11.81

.65-.85

15.75

.90-1.10

19.69

1.15-1.35

⁽¹⁾	Voltage drop is from measured voltage of pressure sensor (harness connector terminals VC and E2). Measure voltage between ECU connector terminals PIM and E2. See I - SYS/COMP TESTS article in this section.