S6M6A20A14500000000HBAT00
Symptom
Diagnostic procedure
Also check for
4-60
Cruise Control
Symptom Troubleshooting Index
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Cruise control cannot be
set
1.
2.
3.
4.
5.
6.
7.
8.
Check for PGM-FI DTCs (see page 11-3).
Check horn operation.
Check cruise control set/decel, resume/accel, cancel
switch (see page 4-68).
Test brake pedal position switch (see page 22-95) and
check its adjustment (see page 19-6).
Test clutch pedal position switch (see page 4-71) and
check its adjustment (M/T) (see page 12-6).
Check transmission range switch (A/T) (see page
14-306).
Do cruise contrtol unit input test (see page 4-64).
Check for continuity between powertrain control
module (PCM) connector terminal E25 and cruise
control unit 14P connector terminal No. 12. (A/T)
If there is continuity, replace PCM.
2002-2004 models (see page 11-284)
2005-2006 models (see page 11-284)
If there is no continuity, repair open or short in the
wire.
Blown No. 4 (10 A)
fuse in the under-
hood fuse/relay box
Blown No. 7 (15 A)
fuse in the under-
dash fuse/relay box
Poor ground:
G101 (A/T),
G402 (M/T), G401,
G451
Faulty horn relay
Open circuit, loose or
disconnected
terminals between
cruise control unit
and cruise control
inputs
Cruise control can be set,
but the cruise control
indicator does not come
on
1.
2.
Do the gauge assembly module self-diagnostic function
procedure (see page 22-68).
Do cruise control unit input test on pin No. 10 (see page
4-64).
Open circuit, loose or
disconnected
terminals: BLU/YEL
Cruise speed is
noticeably higher or
lower than what was set
1.
2.
3.
Check cruise control actuator (see page 4-68).
Adjust the cruise control cable (see page 4-71).
Do cruise control unit input test on pin No. 12 (see page
4-64).
Excessive overshooting
or undershooting when
trying to set speed
1.
2.
3.
Check cruise control actuator (see page 4-68).
Adjust the cruise control cable (see page 4-71).
Do cruise control unit input test on pin No. 12 (see page
4-64).
Speed fluctuates on a flat
road with the cruise
control set
1.
2.
3.
Check cruise control actuator (see page 4-68).
Adjust the cruise control cable (see page 4-71).
Do cruise control unit input test on pin No. 12 (see page
4-64).
Vehicle does not
decelerate or accelerate
accordingly when the set/
decel or resume/accel
switch is pressed
1.
2.
Chcek cruise control set/decel, resume/accel, cancel
switch (see page 4-68).
Do cruise control unit input test on pins No. 6 and No. 7
(see page 4-64).
Open circuit, loose or
disconnected
terminals:
GRY/RED, LT GRN/BLK,
BLK/RED, BLK/ORN
Set speed does not
cancel (engine rpm stays
high) when the clutch
pedal is pressed (M/T)
1.
2.
Test clutch pedal position switch (see page 4-71) and
check its adjustment (see page 12-6).
Do cruise control unit input test on pin No. 14 (see page
4-64).
Short to ground in the
LT BLU wire
Set speed does not
cancel (engine rpm stays
high) when the shift lever
is moved to N (A/T)
1.
2.
Chcek transmission range switch (see page 14-306).
Do cruise control unit input test on pin No. 14 (see page
4-64).
Short to ground in the
LT BLU, BLU/YEL,
YEL/RED wires