Control Relay And Fuel Pump Relay Continuity Check; Intake Air Temperature Sensor Check; Engine Coolant Temperature Sensor Check - Mitsubishi MOTORS Space Runner 1999 Workshop Manual Supplement

Control relay
Equipment
side connector
Fuel pump relay
Equipment side
connector
Engine coolant
temperature sensor
MPI –
On-vehicle Service
CONTROL RELAY AND FUEL PUMP RELAY
CONTINUITY CHECK
Battery voltage
Not supplied
Supplied

INTAKE AIR TEMPERATURE SENSOR CHECK

Intake air
temperature
sensor
1. Disconnect the intake air temperature sensor connector.
2. Measure resistance between terminals 1 and 2.
3. Remove the intake air temperature sensor.
4. Measure resistance while heating the sensor using a hair
5. If the value deviates from the standard value or the
6. Install the intake air temperature sensor and tighten it
ENGINE COOLANT TEMPERATURE SENSOR
Equipment side
connector
CHECK
Caution
Be careful not to touch the connector (resin section) with
the tool when removing and installing.
1. Remove the engine coolant temperature sensor.
y g Terminal No.
1
Standard value:
2.3 – 3.0 kΩ (at 20 C)
0.30 – 0.42 kΩ (at 80 C)
drier.
Normal condition:
Temperature ( C)
Higher
resistance remains unchanged, replace the intake air
temperature sensor.
to the specified torque.
Tightening torque: 12 – 15 Nm
13B-71
13100990248
2 3 4
13100280314
Resistance (kΩ)
Smaller
13100310303