Actuator Test Reference Table


Item No.
Inspection item
Drive content
Inspection conditions
Normal condition
Code No. /Inspection procedure No.
Reference page
1
Injector
Cut off No. 1 injector
Engine: After warm-up, idle operation (Cut off injectors sequentially to check for a cylinder that does not change engine in idle status.)
Engine is changed (becomes unstable or stalled)
Code No. P0201

2
Cut off No. 2 injector
Code No. P0202

3
Cut off No. 3 injector
Code No. P0203

4
Cut off No. 4 injector
Code No. P0204

5
Fuel pump
Drive fuel pump to circulate fuel
Ignition switch: "ON"
Check for pump operating noise near fuel tank
Operating noise audible
Procedure No. 22

6
Purge control solenoid valve
Switch solenoid valve from OFF to ON
Ignition switch: "ON"
When the valve is actuated, operating noise is audible
Code No. P0443

7
Basic ignition timing
Switch engine-ECU to ignition timing adjusting mode

  • Engine: Idle operation
  • Install timing light

5° BTDC
-
-
8
Cooling fan (Hi)
Drive the fan motor at high speed.

  • Ignition switch: "ON"
  • A/C switch: ON

Fan motor operates at high speed
Procedure No. 20

9
Cooling fan (Low)
Drive the fan motor at low speed.

  • Ignition switch: "ON"
  • A/C switch: ON

Fan motor operates at low speed
Procedure No. 20

10
Throttle valve control servo
Stop the throttle valve control servo
Ignition switch: "ON"
Throttle valve is open
Code No. P0638

11
Fuel pressure control solenoid valve
Switch solenoid valve from OFF to ON
Ignition switch: "ON"
When the valve is actuated, operating noise is audible
Code No. P0090

12
Waste gate solenoid valve
Switch solenoid valve from OFF to ON
Ignition switch: "ON"
When the valve is actuated, operating noise is audible
Code No. P0243

13
A/C compressor relay
Switch the A/C compressor relay from OFF to ON
Ignition switch: "ON"
The operating sound of A/C compressor is audible
Procedure No. 23