Toyota RM787U, Service And Repair Manual, Page: 506 / 1976

N15970
Tc
E
1
DI-604
- DIAGNOSTICS CRUISE CONTROL SYSTEM
758
Author: Date:
2001 SIENNA (RM787U)
INSPECTION PROCEDURE
1 Check voltage between terminals Tc and E
1
of DLC2.
PREPARATION:
Turn ignition switch ON.
CHECK:
Measure voltage between terminals Tc and E
1
of DLC2.
OK:
Voltage: 10 - 14 V
OK Proceed to next circuit inspection shown on
problem symptom table (See page
DI-572 ).
NG
2 Check harness and connector between cruise control ECU and DLC2, DLC2 and
body ground (See page
IN-31 ).
NG Repair or replace harness or connector.
OK
Check and replace cruise control ECU (See
page
IN-31 ).