Lexus NX: Short to GND in Outer Mirror Indicator(Slave) (C1AB3)
DESCRIPTION
This DTC is stored when the blind spot monitor sensor RH detects a ground short in the outer rear view mirror indicator RH.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|
| C1AB3 | Short to GND in Outer Mirror Indicator(Slave) | Both of the following conditions are met:
|
| - |
WIRING DIAGRAM
CAUTION / NOTICE / HINT
NOTICE:
When checking for DTCs, make sure that the blind spot monitor main switch (combination switch assembly) is on.
PROCEDURE
| 1. | CHECK DTC |
(a) Clear the DTCs.
Click here .gif)
(b) Recheck for DTCs and check if the same DTC is output again.
Body Electrical > Blind Spot Monitor Slave > Trouble CodesOK:
DTC C1AB3 is not output.
| OK | .gif) | USE SIMULATION METHOD TO CHECK |
|
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| 2. | CHECK HARNESS AND CONNECTOR (BLIND SPOT MONITOR SENSOR RH - OUTER MIRROR CONTROL ECU ASSEMBLY RH) |
| (a) Disconnect the blind spot monitor sensor RH connector. |
|
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(b) Disconnect the L5 outer mirror control ECU assembly RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| X1-4 (OMIR) - Body ground | Always | 10 kΩ or higher |
| NG | | REPAIR OR REPLACE HARNESS OR CONNECTOR |
|
| 3. | CHECK OUTER REAR VIEW MIRROR ASSEMBLY RH |
| (a) Disconnect the outer rear view mirror assembly RH connector. |
|
(b) Disconnect the IND2 outer mirror RH connector.
(c) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| l5-8 (BSM+) - Body ground | Always | 10 kΩ or higher |
| NG | | REPLACE OUTER MIRROR RETRACTOR RH |
|
| 4. | CHECK OUTER MIRROR CONTROL ECU ASSEMBLY RH |
| (a) Disconnect the outer mirror control ECU assembly RH connector. |
|
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
| Tester Connection | Condition | Specified Condition |
|---|---|---|
| L5-13 (BDSR) - L5-7 (GND) | Always | 10 kΩ or higher |
| NG | | REPLACE OUTER MIRROR CONTROL ECU ASSEMBLY RH |
|
| 5. | INSPECT OUTER MIRROR RH |
(a) Replace the outer mirror RH.
Click here
(b) Inspect the outer rear view mirror indicator RH on the outer mirror RH.
Click here
| OK | | REPLACE BLIND SPOT MONITOR SENSOR RH |
| NG | | REPLACE OUTER MIRROR RH (OUTER REAR VIEW MIRROR INDICATOR RH) |
READ NEXT:
Open in Outer Mirror Indicator(Master) (C1AB4)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects an open in the outer rear view mirror indicator LH. DTC No. Detection Item DTC Detection Condition Trouble Area
Open in Outer Mirror Indicator(Slave) (C1AB5)
DESCRIPTION This DTC is stored when the blind spot monitor sensor RH detects an open in the outer rear view mirror indicator RH. DTC No. Detection Item DTC Detection Condition Trouble Area
Blind Spot Monitor Master Module (C1AB6)
DESCRIPTION This DTC is stored when the blind spot monitor sensor LH detects an internal malfunction. DTC No. Detection Item DTC Detection Condition Trouble Area Note C1AB6 Blind Spot
SEE MORE:
Removal
REMOVAL PROCEDURE 1. REMOVE REAR SEAT ASSEMBLY (for Manual Seat) Click here 2. REMOVE REAR SEAT ASSEMBLY (for Power Seat) Click here 3. REMOVE TONNEAU COVER ASSEMBLY Click here 4. REMOVE DECK BOARD ASSEMBLY Click here 5. REMOVE NO. 2 DECK BOARD SUB-ASSEMBLY Click here 6. REMOVE NO. 3 DE
Removal
REMOVAL CAUTION / NOTICE / HINT NOTICE: While the auxiliary battery is connected, even if the power switch is off, the brake control system activates when the brake pedal is depressed or any door courtesy switch turns on. Therefore, when servicing the brake system components, do not operate the brak
