Toyota Camry Manual page 522

INSPECTION PROCEDURE
Input signal check.
Input signal
SET/COAST
SWITCH
RESUME ACCEL
SWITCH
CANCEL SWITCH
Check voltage between terminal CCS of cruise control ECU connector and
body ground.
Go to step
BODY ELECTRICAL SYSTEM
Indicator light
blinking pattern
– CRUISE CONTROL SYSTEM
1 See input signal check on page BE–172.
2. Check the indicator light operation when each
of the SET/COAST, RESUME/ACCEL and
CANCEL is turned ON.
SET/COAST, RESUME/ACCEL switch
The signals shown in the table on the left
should be output when each switch is ON. The
signal should disappear when the switch is
turned OFF. CANCEL switch
The indicator light goes off when the cancel
switch is turned ON.
Proceed to next circuit inspection shown
on matrix chart (See page BE–178).
Remove cruise control ECU with connectors still
connected.
1 Turn ignition switch ON.
2. Measure voltage between terminal CCS of
cruise control ECU connector and body
ground, when each of the SET/COAST,
RESUME/ACCEL and CANCEL is turned ON.
Switch position
Neutral
RES/ACC
SET/COAST
CANCEL
Proceed to next circuit inspection shown
on matrix chart (See page BE–178).
BE–203
Voltage
10–14 V
0.7–2.5 V
2.3–4.6 V
4.1–7.2 V