Cruise control system (CCS) self-diagnosis
Activating/deactivating cruise control system
Requirements:
● Vehicle diagnostic, testing and information system VAS 5051 connected up and vehicle self-diagnosis selected => Page 01-553
● Ignition on
Sequence of operations
→ Readout on VAS 5051:
‒ From list -1- select vehicle system "01 - Engine electronics".
‒ Wait until next readout appears.
→ Readout on VAS 5051:
1 - Engine control unit identification
2 - Immobilizer control unit identification
‒ Touch ▸ key.
→ Readout on VAS 5051:
‒ From list -1- select diagnostic function "11 - Login procedure".
→ Readout on VAS 5051:
1 - Enter code word
Activating CCS:
‒ Use keypad -2- to enter "11463" and confirm entry by touching
Q key.
Deactivating CCS:
‒ Use keypad -2- to enter "16167" and confirm entry by touching
Q key.
‒ Terminate function "11 - Login procedure" by touching ◂key.
‒ Touch "06 - End output".
‒ Switch off ignition.
Dodano po 3 [minuty]:
Cruise control system (CCS) self-diagnosis
Checking cruise control system (CCS) - diesel engines
Requirements:
● Vehicle diagnostic, testing and information system VAS 5051 connected up and vehicle self-diagnosis selected => Page 01-553
● Engine idling
Attention:
Follow safety precautions => Page 01-553.
Sequence of operations
→ Readout on VAS 5051:
‒ From list -1- select vehicle system "01 - Engine electronics".
‒ Wait until next readout appears.
→ Readout on VAS 5051:
1 - Engine control unit identification
2 - Immobilizer control unit identification
‒ Touch ▸ key.
→ Readout on VAS 5051:
‒ From list -1- select diagnostic function "08 - Read measured value block".
→ Readout on VAS 5051:
‒ Use keypad -2- to enter "006" for "Display group number 006" and confirm by touching Q key.
Note:
On vehicles with automatic gearbox, cruise control system switch is only supplied with power at speeds in excess of 30 km/h and with selector lever set to 2, 3 or D. Power supply is then maintained even at idle, provided that gear (other than 1 or R) is engaged.
‒ Perform test drive, exceeding a speed of 30 km/h once. Then leave engine running and selector lever set to 2, 3 or D.
‒ Apply parking brake.
→ Readout on VAS 5051:
‒ Check display in zones -3- and -4-.
Test condition
Display zone 4
CCS released1)
0
CCS on
1
1) If 255 is displayed: Activate cruise control system
=> Page 01-457
Test condition
Display zone 3
Switch B set to "OFF", engaged
0
0
0
0
0
0
Switch B set to "ON"
0
0
0
0
1
1
Switch A pressed "FIX"
0
0
0
1
1
1
Switch B set to "ACTIV"
0
0
1
0
1
1
Switch B set to "OFF", before engagement point (deceleration)
0
0
0
0
0
1
Brake pressed
0
1
0
0
1
1
Clutch pressed
1
0
0
0
1
1
If readings do not match specifications:
‒ Check wiring =>Page 01-452.
Checking wiring
‒ Unplug connector at CCS switch.
=> General Body Repairs, Interior; Repair Group 70; Dash Panel
‒ Connect appropriate test box V.A.G 1598.. to unplugged connectors of engine control unit =>Page 01-453.
‒ → Check for open circuit and short to earth/positive in the following wiring.
Connector
Contact
Test box V.A.G 1598/22
Socket
Test box V.A.G 1598/30
Socket
Test box V.A.G 1598/31
Socket
2
21
4/40
45
3
10
4/1
44
4
19
4/25
14
5
35
4/2
46
6
Equipment- and model year dependent to immobilizer and to automatic gearbox
7
19
4/25
14
‒ If necessary, eliminate open circuit in wiring/short.
Dodano po 6 [minuty]:
jesli masz automata musisz jechac aby to uaktywnic jak wyżej napisano