Content .. 408 409 410 411 ..

Suzuki Grand Vitara JB627. Manual - part 410

10A-6 Cruise Control System:

Cruise Control System Wiring Diagram

S6JB0BA102001

IG1

+BB

IG1

E23-25

12V

WHT

ORN

IG1

E23-39

E23-38

E23-30

C37-64

C37-65

C37-46

C37-45

E23-4

E23-5

E23-3

E23-16

E23-8

E23-2

E23-26

E23-27

E23-33

E23-34

E23-35

WHT/BLU

BLK/WHT

LT GRN

BLK/YEL

YEL/GRN

BLU/BLK

BLU

BLK

GRN/WHT

GRN

BLK/YEL

BLU/BLK

BLK/WHT

BLU/RED

BLU/YEL

BLU/ORN

RED

GRN

BLK

BLU

BLU/BLK

BLU/GRN

BLU/YEL

ORN/BLU

E23-6

E23-7

5
6

E23-31

E23-32

E23-40

WHT

GRN

C37-59

C37-73
C37-80

C37-58

C37-39

C37-81

BLK/YEL

BLK/ORN

3 2

1110

E23

C37

WHT/BLU

WHT/RED

WHT/BLU

WHT/RED

E23-9
E23-17

WHT

RED

WHT

RED

[A]

I6JB0BA10003-01

[A]: ECM connector (viewed from harness side)

7. CANCEL switch

14. Ignition switch

1. ECM

8. Brake light switch

15. ABS or ESP

® control module

2. Accelerator pedal position sensor

9. CPP switch

16. Combination meter

3. Cruise control switch

10. Brake light

17. Other control modules

4. MAIN (ON/OFF) switch

11. Throttle actuator control relay

18. “CRUISE” indicator light

5. RES/ACC switch

12. Electric throttle body

19. “SET” indicator light

6. SET/COAST switch

13. Main relay

Cruise Control System: 10A-7

Diagnostic Information and Procedures

Cruise Control System Check

S6JB0BA104003

Step

Action

Yes

1) Record details of the problem. For your record, use of a

questionnaire form will facilitate collecting information for
proper analysis and diagnosis.

2) Check if the problem described in “Customer

Questionnaire (Example)” actually occurs in the vehicle.
(This step should be performed with the customer if
possible.)

3) Check ECM, ABS or ESP

® control module and TCM (A/

T model) for DTC, and then record DTC(s).

Is there any DTC(s) other than related to cruise control
system (other than DTC P0565, P0566, P0567, P0568 and
P0571)?

Go to applicable DTC
diag. flow.

Go to Step 2.

Is there any DTC(s) related to cruise control system?

Go to Step 3.

Go to Step 4.

1) Check and repair referring to applicable “DTC Table”.

Are check and repair complete?

Go to Step 6.

Check and repair
malfunction part(s), and
go to Step 6.

1) Inspect and repair basic parts referring to “Cruise

Control System Symptom Diagnosis”.

Is there faulty condition?

Repair or replace
malfunction part(s), and
go to Step 6.

Go to Step 5.

1) Check for intermittent problems referring to “Intermittent

and Poor Connection Inspection in Section 00”.

Is there any faulty condition?

Repair or replace
malfunction part(s), and
go to Step 6.

Go to Step 6.

1) Confirm if the problem is solved and the cruise control

system is free from any abnormal conditions. If what has
been repaired is related to the DTC, clear the DTC once
and then confirm that no DTC is indicated.

Is there any problem symptom, DTC or abnormal condition?

Go to 2) of Step 1 and
perform trouble
diagnosis again.

End.

10A-8 Cruise Control System:

Customer Questionnaire (Example)

S6JB0BA104004

DTC Check

S6JB0BA104005

DTC related to cruise control system is detected by ECM. For DTC check, refer to “DTC Check in Section 1A”.

DTC Clearance

S6JB0BA104006

For DTC clearance, refer to “DTC Clearance in Section 1A”.

Customer s name:

Model:

VIN:

Date of issue:

Date Reg:

Date of problem:

Mileage:

Problem Symptoms

Vehicle speed can not be set

Cruise control can not be cancelled

CRUISE or SET indicator lamp does not turn ON
or OFF
Other

Frequency of Occurrence

Continuous

Other

Environmental Condition

Weather:

Fine /

Cloudy / Rain / Snow / Other

Temperature:

(

F )

Diagnostic Trouble Code

First check:

No code / malfunction code ( )

Second check:

Vehicle Condition

Vehicle speed:

Other

Shift position:

km/h

mph

(

)

Intermittent ( times a day, a month)

No code / malfunction code ( )

I6JB01A10004-03

Cruise Control System: 10A-9

DTC Table

S6JB0BA104007

NOTE
During the engine running, DTC is detected by pushing the cruise control switch (MAIN (ON/OFF),
CANCEL, RES/ACC, or SET/COAST) for more than specified period of time.

Cruise Control System Symptom Diagnosis

S6JB0BA104008

NOTE

• Before performing this Cruise Control System Symptom Diagnosis, perform cruise control system

check referring to “Cruise Control System Check”.

• Check each part in the order from the top of the following list.

DTC No.

Detected item

Detecting condition (DTC will set when detecting)

)

P0565 Cruise Control On Signal

MAIN (ON/OFF) switch signal voltage is higher than specified value
for 15 seconds continuously

)

P0566 Cruise Control Off Signal

CANCEL switch signal voltage is lower than specified value for 40
seconds continuously

)

P0567 Cruise Control Resume Signal

RES/ACC switch signal voltage is specified value for 120 seconds
continuously

)

P0568 Cruise Control Set Signal

SET/COAST switch signal voltage is specified value for 120 seconds
continuously

)

P0571 Brake Switch Circuit

Both brake light switch signal voltage and brake pedal position switch
signal voltage remain at low level for specified time continuously

Condition

Possible cause

Correction / Reference Item

CRUISE or SET indicator
light does not turn ON or
OFF

MAIN (ON/OFF) switch faulty

Check MAIN (ON/OFF) switch for function
referring to “Cruise Control Switch Inspection”.

SET/COAST switch faulty

Check SET/COAST switch for function
referring to “Cruise Control Switch Inspection”.

Brake light switch faulty

Check brake light switch for function referring
to “Brake Light Switch Inspection”.

Wiring or grounding faulty

Repair.

Combination meter faulty

Replace.

ECM faulty

Replace after making sure that none of above
parts is faulty.

Vehicle speed can not be
set

MAIN (ON/OFF) switch faulty

Check MAIN (ON/OFF) switch for function
referring to “Cruise Control Switch Inspection”.

SET/COAST switch faulty

Check SET/COAST switch for function
referring to “Cruise Control Switch Inspection”.

Brake light switch faulty

Check brake light switch for function referring
to “Brake Light Switch Inspection”.

CPP switch faulty (M/T model)

Check CPP switch for function referring to
“Clutch Pedal Position (CPP) Switch (for
Cruise Control) Inspection and Adjustment”.

Wiring or grounding faulty

Repair.

ECM faulty

Replace after making sure that none of above
parts is faulty.

Acceleration or
deceleration is not
available by using RES/
ACC or SET/COAST
switch

RES/ACC or SET/COAST switch faulty Check RES/ACC or SET/COAST switch for

function referring to “Cruise Control Switch
Inspection”.

Wiring or grounding faulty

Repair.

ECM faulty

Replace after making sure that none of above
parts is faulty.

Content .. 408 409 410 411 ..