Subaru Impreza 2003 Service Manual page 1335

DIAGNOSTIC PROCEDURE WITH DIAGNOSTIC TROUBLE CODE (DTC)
ENGINE (DIAGNOSTICS)
AJ:DTC P0301 — CYLINDER 1 MISFIRE DETECTED —
NOTE:
For the diagnostic procedure, refer to DTC P0304. <Ref. to EN(H4DOTC)-160, DTC P0304 — CYLINDER
4 MISFIRE DETECTED —, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
AK:DTC P0302 — CYLINDER 2 MISFIRE DETECTED —
NOTE:
For the diagnostic procedure, refer to DTC P0304. <Ref. to EN(H4DOTC)-160, DTC P0304 — CYLINDER
4 MISFIRE DETECTED —, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
AL:DTC P0303 — CYLINDER 3 MISFIRE DETECTED —
NOTE:
For the diagnostic procedure, refer to DTC P0304. <Ref. to EN(H4DOTC)-160, DTC P0304 — CYLINDER
4 MISFIRE DETECTED —, Diagnostic Procedure with Diagnostic Trouble Code (DTC).>
EN(H4DOTC)-159