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Dynamic Radar Cruise Control System
CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: 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 (for 1UR-FSE)
If the value is not within the standard range, the ECM may have a malfunction.
3. CHECK ECM (for 2GR-FSE)
If the value is not within the standard range, the ECM may have a malfunction.
4. 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)