B22B3

POWER SOURCE / WIRING: ELECTRIC POWER CONTROL SYSTEM: B22B2,B22B3: Power Cut Relay On Stuck

B22B2 - Power Cut Relay On Stuck
B22B3 - Power Cut Relay Off Stuck

DESCRIPTION

The power cut relay is built into the power electric control ECU. When the vehicle is parked for an extended period of time, the power electric control ECU turns the power cut relay OFF, which cuts power to the power cut linked parts.





WIRING DIAGRAM





INSPECTION PROCEDURE

PROCEDURE

1. INSPECT FUSE (P-D/C CUT)

(a) Remove the P-D/C CUT fuse from the passenger side junction block.

(b) Measure the resistance of the fuse.

Standard resistance:





NG -- REPLACE FUSE
OK -- Continue to next step.

2. CHECK PASSENGER SIDE JUNCTION BLOCK (BCUT INPUT VOLTAGE)





(a) Disconnect the PM junction block connector.

(b) Measure the voltage according to the value(s) in the table below.

Standard voltage:





NG -- REPAIR OR REPLACE HARNESS OR CONNECTOR
OK -- Continue to next step.

3. CHECK PASSENGER SIDE JUNCTION BLOCK (CUTD OUTPUT VOLTAGE)





(a) Measure the voltage according to the value(s) in the table below.

Standard voltage:





NG -- REPLACE PASSENGER SIDE JUNCTION BLOCK
OK -- Continue to next step.

4. CHECK FOR DTC

(a) Delete the DTC Reading and Clearing Diagnostic Trouble Codes.

(b) Check for the DTC again Reading and Clearing Diagnostic Trouble Codes.

OK:

DTC is not output.

NG -- REPLACE PASSENGER SIDE JUNCTION BLOCK (ELECTRIC POWER CONTROL ECU)

OK -- END