| Last Modified: 11-27-2007 | 1.6 J | |
| Service Category: Engine/Hybrid System | Section: Cruise Control | |
| Model Year: 2008 | Model: LX570 | Doc ID: RM000002L7100BX |
| Title: CRUISE CONTROL: DYNAMIC RADAR CRUISE CONTROL SYSTEM: DESCRIPTION (2008 LX570) | ||
|
TC and CG Terminal Circuit |
DESCRIPTION
Connecting terminals TC and CG of the DLC3 causes the system to enter self-diagnostic mode. If a malfunction is present, DTCs will be output.
HINT:
When a particular warning light remains blinking, a ground short in the wiring of terminal TC of the DLC3 or an internal ground short in the relevant ECU is suspected.
WIRING DIAGRAM
INSPECTION PROCEDURE
PROCEDURE
|
1. |
CHECK HARNESS AND CONNECTOR (DLC3 - ECM AND BODY GROUND) |
(a) Disconnect the A38 ECM connector.
(b) Measure the resistance according to the value(s) in the table below.
Standard Resistance:
|
Tester Connection |
Condition |
Specified Condition |
|---|---|---|
|
E22-13 (TC) - A38-16 (TC) |
Always |
Below 1 Ω |
|
E22-4 (CG) - Body ground |
||
|
E22-13 (TC) - Body ground |
Always |
10 kΩ or higher |
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