DTC P1C14: Generator Performance: Wiring Diagram

WARNING: This page is about a different car, the 2015 Subaru XV Crosstrek. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Generator System B Performance -- Wiring Diagram

Courtesy of SUBARU OF AMERICA, INC.

DTC PROCEDURE

Step	Check	Yes	No
1 CHECK DTC. Read the DTC. < Ref. to HYBRID POWERTRAIN CONTROL SYSTEM , OPERATION, Read Diagnostic Trouble Code (DTC).>	Are any other DTCs (relating to ISG) detected? (current malfunction)	First diagnose other DTCs.	Go to step 2
2 CHECK FUSE. Check the fuse. <Ref. to HEV-12, RELAY AND FUSE .>	Is there any fault?	Replace the fuse. If the fuse blows out easily, repair the short circuit of harness.	Go to step 3 .
3 CHECK BATTERY CABLE ASSEMBLY. Check the battery cable assembly.	Is there any fault?	Repair the battery cable assembly.	Go to step 4 .
4 CHECK BATTERY. Check the 12 volt engine restart battery.	Is there any fault?	Charge or replace the 12 volt engine restart battery.	Go to step 5 .
4 CHECK DTC. Ready the DTC. <Ref. to HYBRID POWERTRAIN CONTROL SYSTEM , OPERATION, Read Diagnostic Trouble Code (DTC).>	Is DTC P1C14 detected? (current malfunction)	Replace the integrated starter generator. <Ref. to INTEGRATED STARTER GENERATOR (ISG) .>	Even if DTC is detected, the circuit has returned to a normal condition at this time. Reproduce the failure, and then perform the diagnosis again. NOTE: In this case, temporary poor contact of connector, temporary open or short circuit of harness may be the cause.