Subaru 2009 IMPREZA Service Manual page 1250

8. General Scan Tool
A: OPERATION
1. HOW TO USE GENERAL SCAN TOOL
1) Prepare a scan tool (general scan tool) required
by SAE J1978.
2) Open the cover and connect the general scan
tool to the data link connector located in the lower
portion of instrument panel (on the driver's side).
3) Using the general scan tool, call up DTC and
freeze frame data.
General scan tool functions consist of:
(1) MODE $01: Current powertrain diagnostic
data
(2) MODE $02: Powertrain freeze frame data
(3) MODE $03: Emission-related powertrain
DTC
(4) MODE $04: Clear/Reset emission-related
diagnostic information
(5) MODE $06: Request on-board monitoring
test results for intermittently monitored systems
(6) MODE $07: Request on-board monitoring
test results for continuously monitored systems
(7) MODE $09: Request vehicle information
NOTE:
• Read out the data according to repair proce-
dures. (For detailed operation procedure, refer to
the general scan tool operation manual.)
• For details concerning DTC, refer to "List of Diag-
nostic Trouble Code
EN(H4DOTC)(diag)-83, List of Diagnostic Trouble
Code (DTC).>
General Scan Tool
EN-06148
(DTC)". <Ref. to
EN(H4DOTC)(diag)-29
ENGINE (DIAGNOSTICS)