Subaru 2004 Legacy Service Manual

36, EN(H4SO 2.5)(diag)-112 ENGINE (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) 5 CHECK HARNESS BETWEEN ENGINE COOLANT TEMPERATURE SENSOR AND ECM CONNECTOR. Measure the voltage between engine coolant temperature sensor connector and engine ground. Connector & terminal (E8…

100, EN(H4SO 2.5)(diag)-176 ENGINE (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) WIRING DIAGRAM: • EC, EK and K4 model • KA and KS model NOTE: Fuel injection system for KA and KS model is the same as 2.0 L model. Refer to EN(H4SO 2.0) section. EN-02455 D8 B32 No.21 B225 SB…

149, EN(H4SO 2.5)(diag)-225 ENGINE (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) Step Check Yes No 1 CHECK ANY OTHER DTC ON DISPLAY. Is any other DTC displayed? Inspect the DTC using “List of Diag- nostic Trouble Code (DTC)”. <Ref. to EN(H4SO 2.5)(diag)-70, List of Dia…

140, EN(H4SO 2.5)(diag)-216 ENGINE (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) BS:DTC P1152 O2 SENSOR CIRCUIT RANGE/PERFORMANCE (LOW) (BANK1 SENSOR1) DTC DETECTING CONDITION: Two consecutive driving cycles with fault CAUTION: After repair or replacement of faul…

13, Subaru 2004 Legacy EN(H4SO 2.5)(diag)-89 ENGINE (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) 6 CHECK OUTPUT SIGNAL FROM ECM. 1) Disconnect the connector from rear oxygen sensor. 2) Measure the voltage between ECM con- nector and chassis ground. Connector & terminal (B135) No. 2 (+) �…

69, EN(H4SO 2.5)(diag)-145 ENGINE (DIAGNOSTICS) Diagnostic Procedure with Diagnostic Trouble Code (DTC) Step Check Yes No 1 CHECK OPTION CODE. Is the option code EC, EK or K4? Go to step 2. Refer to EN(H4SO 2.0) section. <Ref. to EN(H4SO 2.0)(diag)-66, List of Diagnostic Trou- ble Code (DTC…