DTC P1CE2-13: PCU Interlock Circuit Open: Notes

WARNING: This page is about a different variant/trim than selected.

1. -

Outline of diagnosis:

Signal line of interlock was open-circuited during vehicle driving (at vehicle speed of 5 km/h (3.1 MPH) or more)

(1 trip detection logic)

Trouble symptom:

Normal driving

CAUTION: Before performing diagnosis, refer to "CAUTION" in "General Description". Ref. to P-HEV HYBRID POWERTRAIN CONTROL (DIAGNOSTICS)>GENERAL DESCRIPTION>CAUTION .

Courtesy of SUBARU OF AMERICA, INC.

CHECK DTC .

Read the following DTCs using Subaru Select Monitor. Ref. to P-HEV HYBRID POWERTRAIN CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) . Ref. to P-HEV DRIVE MOTOR (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .

P-HEV Hybrid Powertrain Control
P-HEV Drive Motor

NOTE:

Malfunction contents	System	Related DTC
Microcomputer malfunction	P-HEV Hybrid Powertrain Control	P060647	HYBRID/EV POWERTRAIN CONTROL MODULE PROCESSOR WATCHDOG/SAFETY MCU FAILURE
		P060687	HYBRID/EV POWERTRAIN CONTROL MODULE PROCESSOR TO MONITORING PROCESSOR MISSING MESSAGE
		P060A47	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR WATCHDOG/SAFETY MCU FAILURE
		P060A87	HYBRID/EV POWERTRAIN CONTROL MODULE PROCESSOR FROM MONITORING PROCESSOR MISSING MESSAGE
		P060B49	HYBRID/EV POWERTRAIN CONTROL MODULE A/D PROCESSING INTERNAL ELECTRONIC FAILURE
		P060B71	HYBRID/EV POWERTRAIN CONTROL MODULE A/D PROCESSING ACTUATOR STUCK
		P060B1C	HYBRID/EV POWERTRAIN CONTROL MODULE A/D PROCESSING VOLTAGE OUT OF RANGE
		P1CE349	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR A/D PROCESSING INTERNAL ELECTRONIC FAILURE
		P1CE371	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR A/D PROCESSING ACTUATOR STUCK
		P1CE31C	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR A/D PROCESSING VOLTAGE OUT OF RANGE
		P060A45	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR PROGRAM MEMORY FAILURE
		P060A44	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR DATA MEMORY FAILURE
		P060A29	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR SIGNAL INVALID
		P060A49	HYBRID/EV POWERTRAIN CONTROL MODULE MONITORING PROCESSOR INTERNAL ELECTRONIC FAILURE
		P0A1B49	DRIVE MOTOR "A" CONTROL MODULE INTERNAL ELECTRONIC FAILURE
	P-HEV Drive Motor	P0A1B1F	GENERATOR CONTROL MODULE CIRCUIT INTERMITTENT
Power supply system malfunction	P-HEV Hybrid Powertrain Control	P06881F	ECM/PCM POWER RELAY SENSE CIRCUIT INTERMITTENT
Communication system malfunction	P-HEV Hybrid Powertrain Control	P312387	LOST COMMUNICATION WITH DRIVE MOTOR CONTROL MODULE "A" FROM HYBRID/EV CONTROL MODULE MISSING MESSAGE
System malfunction	P-HEV Hybrid Powertrain Control	P1C9E9F	HYBRID/EV SYSTEM RESET STUCK OFF

When "Either DTC P1CE213 or P1CE292 is displayed" or "DTC other than above is displayed", go to A.

When DTCs related to [P-HEV Hybrid Powertrain Control] mentioned above are simultaneously displayed, go to B.

When DTCs related to [P-HEV Drive Motor] mentioned above are simultaneously displayed, go to C.

Yes :

Go to 2.
Perform the diagnosis for the simultaneously displayed DTCs.
NOTE: If more than one DTC is simultaneously displayed, perform the diagnosis in the order described in the above.
Perform the diagnosis for the simultaneously displayed DTCs.

NOTE: If more than one DTC is simultaneously displayed, perform the diagnosis in the order described in the above.

No : -

CHECK DTC .
1. Using the Subaru Select Monitor, perform the clear memory of [P-HEV Hybrid Powertrain Control]. Ref. to COMMON (DIAG)>CLEAR MEMORY .
2. Read the DTC of [P-HEV Hybrid Powertrain Control] using the Subaru Select Monitor. Ref. to P-HEV HYBRID POWERTRAIN CONTROL (DIAGNOSTICS)>DIAGNOSTIC TROUBLE CODE (DTC) .
Is DTC P1CE213 or P1CE292 displayed?

NOTE: Check feasibility of reproduction.

Yes : Go to 3.

No : Go to 3.
CHECK Inverter cover (INSTALLATION CONDITION) .
CAUTION: Make sure to wear insulated gloves and protective goggles during the work.
1. Check that the Service plug is disconnected. Ref. to HYBRID ELECTRIC VEHICLE>SERVICE PLUG .
2. Check that Inverter cover of Inverter with converter assembly is installed properly. Ref. to HYBRID ELECTRIC VEHICLE>INVERTER AND CONVERTER ASSEMBLY .
Is Inverter cover installed securely?

Yes : Go to 4.

No : Securely install Inverter cover.
CHECK Inverter cover .
CAUTION: Make sure to wear insulated gloves and protective goggles during the work.

Check the connecting condition of interlock of Inverter cover.

Are there any trace of entering or adhering of dirt or foreign objects that can cause poor mating?

Yes : Replace Inverter cover.

No : Replace Inverter with converter assembly. Ref. to HYBRID ELECTRIC VEHICLE>INVERTER AND CONVERTER ASSEMBLY .