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Home >> Subaru >> 2018 >> WRX STI >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Diagnostics) (2 Of 4) (STI) >> Diagnostic Procedure with Diagnostic Trouble Code (DTC) >> DTC P060B: Internal Control Module A/D Processing Performance >> Diagnostic Method
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Diagnostic Method

Judge as NG when one of the following conditions is established.

JUDGMENT VALUE SPECIFICATION

Malfunction Criteria Threshold Value
(1) Absolute value monitoring
A/D voltages for monitoring
or
A/D voltages for monitoring
> 2.7 V
< 2.5 V
(2) A/D/changes monitoring
|(Buffer voltage of AD changes - base voltage of A/D changes)| > 0.029296875V
(3) A/D voltages for monitoring Did not change
(4) |(Throttle position sensor (Main) - (amplified throttle position sensor (Main))/4)| ≥ 3°
(5) (Amplified throttle position sensor (Main))/4 ≥ 23.8235°

Time needed for diagnosis: 

(1): 200ms

(2): 200ms

(3): 200ms

(4): 24ms

(5): 24ms

Malfunction indicator light illumination:  Illuminates as soon as a malfunction occurs.