Subaru Crosstrek manuals

Subaru Crosstrek Service Manual: Inspection

FUEL INJECTION (FUEL SYSTEMS)(H4DO) > Throttle Body

INSPECTION

1. THROTTLE SENSOR (METHOD WITH CIRCUIT TESTER)

1. Remove the glove box. Glove Box > REMOVAL">

2. Turn the ignition switch to ON. (engine OFF)

3. Measure the voltage between ECM connector terminals.

(A)

To ECM connector

Throttle sensor

Accelerator pedal

Terminal No.

Standard

Main

Not depressed (full closed)

18 (+) and 29 (−)

Approx. 0.6 V

Depressed (full opened)

Approx. 4.0 V

Sub

Not depressed (full closed)

28 (+) and 29 (−)

Approx. 1.5 V

Depressed (full opened)

Approx. 4.2 V

4. After inspection, install the related parts in the reverse order of removal.

2. THROTTLE SENSOR (METHOD WITH SUBARU SELECT MONITOR)

1. Turn the ignition switch to ON. (engine OFF)

2. Read the throttle opening angle signal and voltage of throttle sensor using Subaru Select Monitor. Subaru Select Monitor > OPERATION">

Throttle sensor

Throttle opening angle signal

Standard

Main

0.0%

Approx. 0.6 V

100.0%

Approx. 4.0 V

Sub

0.0%

Approx. 1.5 V

100.0%

Approx. 4.2 V

3. OTHER INSPECTIONS

1. Check that the throttle body has no deformation, cracks or other damages.

2. Check that the preheater hose has no cracks, damage or loose part.

Throttle body
...

Removal
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