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Home >> Subaru >> 2004 >> Forester XT, Automatic >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission - Mechanism & Function >> On-board Diagnostics System >> Function >> Non-Turbo Models
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Non-Turbo Models

The on-board diagnostics system detects and stores in the form of a code a fault that has occurred in any of the following input and output signal systems.

Fig 1: On-Board Diagnostics System Chart - Non-Turbo Models
G00933087Courtesy of SUBARU OF AMERICA, INC.

If a fault has been detected, the system tells the fault by causing the AT OIL TEMP warning light to operate as follows: