Dynamic Radar Cruise Control

TERMINALS OF ECU




1. CHECK DISTANCE CONTROL ECU




a. Reference: waveform 1

HINT:
- Terminal: LRDD - SGND
- Gauge set: 2 V/DIV., 10 msec./DIV.
- Condition: Engine switch on (IG)




b. Reference: waveform 2

HINT:
- Terminal: LRRD - SGND
- Gauge set: 2 V/DIV., 5 msec./DIV.
- Condition: Engine switch on (IG)




2. CHECK ECM

If the value is not within the standard range, the ECM may have a malfunction.




3. CHECK MILLIMETER WAVE RADAR SENSOR




a. Reference: waveform 1

HINT:
- Terminal: LRDD - SGND
- Gauge set: 2 V/DIV., 10 msec./DIV.
- Condition: Engine switch on (IG)




b. Reference: waveform 2

HINT:
- Terminal: LRRD - SGND
- Gauge set: 2 V/DIV., 5 msec./DIV.
- Condition: Engine switch on (IG)