DESCRIPTION
This DTC is stored when the blind spot monitor sensor LH detects an open in the blind spot monitor indicator LH.
DTC Code |
DTC Detection Condition |
Trouble Area |
---|---|---|
C1AB4 |
With the blind spot monitor main switch assembly (warning canceling switch assembly) on, the current flowing to the indicator is below a specified value when indicator operation voltage is sent to the indicator. |
|
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When checking for DTCs, make sure that the blind spot monitor main switch assembly (warning canceling switch assembly) is on.
PROCEDURE
1. |
CHECK DTC |
(a) Clear the DTCs (See page ).
(b) Recheck for DTCs and check if the same DTC is output again (See page ).
OK:
No DTCs are output.
OK |
USE SIMULATION METHOD TO CHECK |
|
2. |
CHECK HARNESS AND CONNECTOR (OUTER REAR VIEW MIRROR ASSEMBLY LH - BLIND SPOT MONITOR SENSOR LH AND BODY GROUND) |
(a) Disconnect the B12 blind spot monitor sensor LH connector.
(b) Disconnect the O2 outer rear view mirror assembly LH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
B12-4 (OMIL) - O2-1 (BSL+) |
Always |
Below 1 Ω |
O2-8 - Body ground |
Always |
Below 1 Ω |
NG |
REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
3. |
INSPECT OUTER REAR VIEW MIRROR ASSEMBLY LH |
(a) Remove the outer rear view mirror assembly LH (See page ).
(b) Remove the outer rear view mirror LH (See page ).
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
Tester Connection |
Condition |
Specified Condition |
---|---|---|
O2-1 (BSL+) - A-2 (+) |
Always |
Below 1 Ω |
O2-8 - A-1 (-) |
Always |
Below 1 Ω |
NG |
REPLACE OUTER REAR VIEW MIRROR ASSEMBLY LH |
|
4. |
CHECK OUTER REAR VIEW MIRROR LH |
(a) Replace the outer rear view mirror LH with a new or normally functioning one (See page ).
(b) Clear the DTCs (See page ).
(c) Recheck for DTCs and check if the same DTC is output again (See page ).
OK:
No DTCs are output.
OK |
END (OUTER REAR VIEW MIRROR LH WAS DEFECTIVE) |
NG |
REPLACE BLIND SPOT MONITOR SENSOR LH |
Installation
INSTALLATION
CAUTION / NOTICE / HINT
CAUTION:
Some of these service operations affect the SRS airbag system. Read the precautionary
notices concerning the SRS airbag system before servicing (See page
).
HINT:
Use the same procedure for both the RH and LH sides.
The procedure des ...
Rear Occupant Classification Sensor RH Circuit Malfunction (B1783)
DESCRIPTION
The rear occupant classification sensor RH circuit consists of the occupant detection
ECU and the rear occupant classification sensor RH.
DTC B1783 is set when a malfunction is detected in the rear occupant classification
sensor RH circuit.
DTC No.
DTC Detect ...
Inspection
INSPECTION
PROCEDURE
1. INSPECT CAMSHAFT TIMING OIL CONTROL SOLENOID ASSEMBLY
(a) Check the operation.
(1) Apply battery voltage between the terminals and check that the plunger
operates.
Text in Illustration
*a
Component without harness con ...