G420E/G424E
Tier
LP Engine
N2001 Regulator/Converter
62
Resistance Checks
NOTE
All resistive checks are made with the sensor or device disconnected from the harness.
SENSOR
POINT TO POINT
EXPECTED RANGE
TMAP PIN 1 (GND) TO PIN 4
(PRESSURE SIGNAL KPA)
2.4k
Ω
- 8.2k
Ω
TMAP PIN 3 (PWR) TO PIN 4
(PRESSURE SIGNAL KPA)
3.4k
Ω
- 8.2k
Ω
TMAP
TMAP PIN 1 (GND) TO PIN 2
(TEMPERATURE SIGNAL)
*SEE TMAP IAT TABLE FOR
PROPER RANGE
TMAP SENSOR IAT TABLE
Resistance in
Ω
(OHMS)
Temperature in F
+/-1
Temperature in C
+/-1
MINIMUM NOMINAL MAXIMUM
-4 -20
14.0K
15.6K
17.3K
32 0 5.4K
5.9K
6.5K
68 20 2.3K
3.0K
3.3K
104 40 1.1K
1.2K
1.3K
140 60 572 612 655
176 80 309 329 351
212 100 176 186 197
248 120 103 110 116
SENSOR
POINT TO POINT
EXPECTED RANGE
TPS PIN 2 (GND) TO PIN 6 (TPS1
SIGNAL)
1.25K
Ω
+/-30%
TPS PIN 3 (PWR) TO PIN 6 (TPS1
SIGNAL)
1.25K
Ω
+/-30%
TPS
(ELECTRONIC THROTTLE)
TPS PIN 1 (+DRIVER) TO PIN 4 (-
DRIVER)
~3.0
Ω
+/-30%
SENSOR
POINT TO POINT
EXPECTED RANGE
ECT
(COOLANT TEMPERATURE)
ECT PIN A (SIGNAL) TO PIN B
(GND)
2.8K
Ω
AT 25 C (77 F)
+/- 8 C
SENSOR
POINT TO POINT
EXPECTED RANGE
O2
(OXYGEN SENSOR)
O2 PIN C (HEATER GND) TO PIN
D (HEATER PWR)
2.1 +/- 0.4 ohms
