900 MITSUBISHI MONTERO 1998 User Guide
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Page 895 of 1501

K - SENSOR RANGE CHARTS
1998 Mitsubishi Montero
1998 ENGINE PERFORMANCE
Mitsubishi - Sensor Operating Range Charts
Diamante, Eclipse, Galant, Mirage, Montero, Montero Sport,
3000GT
INTRODUCTION
Sensor operating range information can help determine if a
sensor is out of calibration. An out-of-calibration sensor may not set
a diagnostic trouble code, but it may cause driveability problems. For
sensors not listed in this article, see G - TESTS W/CODES article.
NOTE: Unless stated otherwise in test procedure, perform all
voltage tests using a Digital Volt-Ohmmeter (DVOM) with a
minimum 10-megohm input impedance. For connector terminal
identification, see TERMINAL IDENTIFICATION in
G - TESTS W/CODES article.
ENGINE COOLANT TEMPERATURE (ECT) SENSOR RESISTANCE TABLE ( 1)
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Application & Temperature F (C) Ohms
Diamante, & Eclipse Turbo & 2.4L
32 (0) ....................................... 5100-6500
68 (20) ...................................... 2100-2700
104 (40) ...................................... 900-1300
176 (80) ....................................... 260-360
Eclipse 2.0L Non-Turbo
77 (25) .................................... 9000-11,000
212 (100) ...................................... 600-800
Galant, Mirage & Montero Sport
68 (20) ...................................... 2100-2700
176 (80) ....................................... 260-360
Montero & 3000GT
32 (0) ............................................ 5800
68 (20) ........................................... 2400
104 (40) .......................................... 1100
176 (80) ........................................... 300
( 1) - Check resistance across ECT sensor terminals.
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INTAKE AIR TEMPERATURE (IAT) SENSOR RESISTANCE TABLE \
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Application & Temperature F (C) Ohms
Diamante, & Eclipse Turbo & 2.4L ( 1)
32 (0) ....................................... 5300-6700
68 (20) ...................................... 2300-3000
104 (40) ..................................... 1000-1500
176 (80) ....................................... 300-420
Eclipse 2.0L Non-Turbo ( 2)
77 (25) .................................... 9000-11,000
212 (100) ...................................... 600-800
Galant, Mirage 1.8L & Montero Sport ( 1)
68 (20) ...................................... 2300-3000
176 (80) ....................................... 300-420
Mirage 1.5L ( 2)
68 (20) ...................................... 2300-3000
Page 1446 of 1501
![MITSUBISHI MONTERO 1998 User Guide Fig. 11: Single Injector w/Excessive Current Flow - Current Pattern
EXAMPLE #4 - CURRENT CONTROLLED DRIVER
Example #4 is of a Ford 4.6L SEFI VIN [W]. See Fig. 12 for
the known-good MITSUBISHI MONTERO 1998 User Guide Fig. 11: Single Injector w/Excessive Current Flow - Current Pattern
EXAMPLE #4 - CURRENT CONTROLLED DRIVER
Example #4 is of a Ford 4.6L SEFI VIN [W]. See Fig. 12 for
the known-good](/img/19/57333/w960_57333-1445.png)
Fig. 11: Single Injector w/Excessive Current Flow - Current Pattern
EXAMPLE #4 - CURRENT CONTROLLED DRIVER
Example #4 is of a Ford 4.6L SEFI VIN [W]. See Fig. 12 for
the known-good waveform pattern. This Ford system is different from
the one above in EXAMPLE #3 as it peaks at 900 milliamps and the
actual opening of the injector (set point) is just below 600
milliamps.
This is offered as a comparison against the Ford pattern
listed above, as they are both Ford SEFI injectors but with different
operating ranges. The point is that you should not make any broad
assumptions for any manufacturer.
Fig. 12: Single Injector w/Normal Current Flow - Current Pattern
EXAMPLE #5 - CURRENT CONTROLLED DRIVER
The known-good waveform in Fig. 13 is from a Chrysler 3.0L V6