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
RemovalDtc p015b a/f / o2 sensor delayed response - lean to rich bank 1 sensor 1
ENGINE (DIAGNOSTICS)(H4DO) > Diagnostic Procedure with Diagnostic Trouble Code (DTC)DTC P015B A/F / O2 SENSOR DELAYED RESPONSE - LEAN TO RICH BANK 1 SENSOR 1NOTE:For the diagnostic procedure, refer to DTC P014C. Diagnostic Procedure with Diagnostic Trouble Code (DTC) > DTC P014C A/F / O2 SENS ...
Brake system warning light (red)
The
light illuminates with the parking
brake applied while the ignition switch is
in the "ON" position. It turns off when the
parking brake is fully released.
WARNING
Driving with the brake system
warning light on is dangerous.
This indicates your brake system
may not be working ...
Installation
MANUAL TRANSMISSION AND DIFFERENTIAL(5MT) > Drive Pinion Shaft AssemblyINSTALLATION1. Remove the front differential assembly.2. Hypoid gear set match mark/No.: The number (A) on top of the drive pinion, and the number on the hypoid driven gear are set numbers for the two gears. Use a pair having ...