TROUBLE DIAGNOSIS — Preliminary Check 4
BR-51flowchartABS warning-lamp self-diagnosis uses a 5-10 s OFF period as the flash window — count the LED flashes within it to read the malfunction code.
Preliminary Check 4
1
A — Check warning lamp activation. When ignition switch is turned on, the warning lamp turns on.
N.G.
Check fuse. Check bulb.
O.K.
2
Check warning lamp for deactivation. When the engine starts, warning lamp deactivates.
N.G.
return to step 5
O.K.
3
B — Drive vehicle at 30 km/h (19 MPH) for at least one minute.
4
Ensure warning lamp remains off while driving.
O.K.
If Preliminary Check 2 is not performed and there is abnormal A.B.S. operation, perform Preliminary Check 2.
N.G.
5
Keep engine on and running. Count the number of LED flashes during 5 to 10 second "OFF" period.
6
Perform self-diagnoses.
| Specification | Value |
|---|---|
| Drive-speed for Preliminary Check 4 | 30km/h (19 MPH) for ≥1 minute |
| Self-diagnosis flash window | 5 - 10second OFF period — count LED flashes |
Drive-speed for Preliminary Check 4
30km/h (19 MPH) for ≥1 minute
Self-diagnosis flash window
5 - 10second OFF period — count LED flashes