Wireless Door Lock Control System Power Source Circuit
DESCRIPTION
WIRING DIAGRAM
INSPECTION PROCEDURE
CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - DOOR CONTROL RECEIVER)
INSPECT CERTIFICATION ECU
WIRELESS DOOR LOCK CONTROL SYSTEM - Power Source Circuit |
DESCRIPTION
Certification ECU provides power for the door control receiver operation.
WIRING DIAGRAM
INSPECTION PROCEDURE
| 1.CHECK HARNESS AND CONNECTOR (CERTIFICATION ECU - DOOR CONTROL RECEIVER) |
Disconnect the P33 certification ECU connector and P31 door control receiver connector.
Measure the voltage resistance according to the value(s) in the table below.
- Standard:
Symbol
(Tester Connection)
| Condition
| Specified Condition
|
RC0 (P33-29) - +5 (P31-2)
| Always
| Below 1 Ω
|
+B1 (P33-1) - Body ground
| Always
| 10 to 14 V
|
RC0 (P33-29) - Body ground
| Always
| 10 kΩ or higher
|
E (P33-17) - Body ground
| Always
| Below 1 Ω
|
| | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
|
| 2.INSPECT CERTIFICATION ECU |
Reconnect the P33 connector.
Measure the voltage according to value(s) in the table below.
- Standard voltage:
Symbol
(Tester Connection)
| Condition
| Specified Condition
|
RC0 (P33-29) - E (P33-17)
| Engine switch OFF, all doors closed and transmitter switch not pressed
| Below 1 V
|
Engine switch OFF, all doors closed and transmitter switch pressed
| 4.6 to 5.4 V
|
+B1 (P33-1) - E
| Always
| 10 to 14 V
|
| | REPLACE CERTIFICATION ECU |
|
|
| OK |
|
|
|
| PROCEED TO NEXT CIRCUIT INSPECTION SHOWN IN PROBLEM SYMPTOMS TABLE |
|
