DESCRIPTION
The power back door ECU (power back door motor unit)*1 or back door closer ECU (multiplex network door ECU)*2 receives signals from the latch switch, sector switch and back door courtesy switch, which are built into the back door lock. Based on these switch signals, the latch position of the back door lock is determined.
DTC No. |
DTC Detection Condition |
Trouble Area |
---|---|---|
B2250 |
While the back door closer is operating, a malfunction is detected in position information from the sector switch within a specified amount of time. |
|
WIRING DIAGRAM
PROCEDURE
1. |
INSPECT BACK DOOR LOCK ASSEMBLY (SECTOR SWITCH) |
(a) Remove the back door lock assembly (See page ).
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Sector Switch
Tester Connection |
Condition |
Specified Condition |
---|---|---|
6 (DLSW) - 4 (E) |
Sector gear in neutral position (Sector switch on) |
Below 1 Ω |
6 (DLSW) - 4 (E) |
Sector gear not in neutral position (Sector switch off) |
10 kΩ or higher |
*1 |
Component without harness connected (Back Door Lock Assembly) |
*3 |
Sector Gear |
*2 |
Sector Switch |
- |
- |
NG |
REPLACE BACK DOOR LOCK ASSEMBLY |
|
2. |
CHECK HARNESS AND CONNECTOR (BACK DOOR LOCK - POWER BACK DOOR ECU OR BACK DOOR CLOSER ECU) |
(a) w/ Power Back Door System
(1) Disconnect the R1 back door lock assembly connector and L20 power back door ECU connector.
(2) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
R1-6 (DLSW) - L20-24 (POS) |
Always |
Below 1 Ω |
R1-4 (E) - Body ground |
Always |
Below 1 Ω |
R1-6 (DLSW) - Body ground |
Always |
10 kΩ or higher |
*1 |
Front view of wire harness connector (to Back Door Lock) |
*2 |
Front view of wire harness connector (to Power Back Door ECU) |
(b) w/o Power Back Door System (1) Disconnect the R1 back door lock assembly connector and L21 back door closer ECU connector. (2) Measure the resistance according to the value(s) in the table below. Standard Resistance:
|
|
Result |
Proceed to |
---|---|
NG |
A |
OK (w/ Power Back Door System) |
B |
OK (w/o Power Back Door System) |
C |
A |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
B |
REPLACE POWER BACK DOOR ECU (POWER BACK DOOR MOTOR UNIT) |
C |
REPLACE BACK DOOR CLOSER ECU (MULTIPLEX NETWORK DOOR ECU) |
Oxygen (A/F) Sensor Pumping Current Circuit / Open (Bank 1 Sensor 1) (P2237-P2239,P2252,P2253)
DESCRIPTION
Refer to DTC P2195 (See page ).
HINT:
Although the DTC titles say oxygen sensor, these DTCs relate to the air fuel
ratio sensor.
DTC No.
DTC Detection Condition
Trouble Area
P2237
...
Power Window Motor Malfunction (B2311)
DESCRIPTION
The power window regulator motor is operated by the power window regulator master
switch assembly or power window regulator switch assembly. The power window regulator
motor assembly has motor, regulator and ECU functions.
This DTC is output ...
Installation
INSTALLATION
PROCEDURE
1. TEMPORARILY INSTALL REAR STABILIZER BAR BRACKET LH (for Front Side)
(a) Temporarily install the rear stabilizer bar bracket LH (front side)
with the bolt.
HINT:
Loosely tighten the bolt so that the bracket can ...