Volkswagen Passat 1995 Official Factory Repair Manual page 1836

VAG 1551 Scan Tool (ST), connecting and selecting 'CARB/OBD II' address word 33
OBD ll Scan Tool
Cleared DTC memory ?
OBD II Scan Tool
Select mode 1.. 2.. 3.. 4.. 5.. 6.. 7..
Mode 44 Module 10
DTC memory is cleared
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Clear DTC memory, mode 4
- Start engine and let idle. Press button -4- to
select mode 4 Clear DTC memory.
Note:
DTC codes (if any are stored) must first be read
before they can be cleared. Pressing button -4-
will not clear the data in DTC memory
immediately. In case of operator error, the control
module will respond:
Display will appear as shown
By pressing the -C- button mode 4 will be exited
Display will appear as shown
By pressing the -Q- button DTC memory will be
cleared.
Display will appear as shown
Note:
When the -Q- button is pressed it can cause the
engine to run irregularly until mode 4 is exited.
- Press -C- button to exit mode 4.
After repairing malfunctions and erasing DTC
memory, the readiness code must be created
Page 01-33 . Then the readiness code must be
interrogated via mode 41 transfer of current
diagnostic data Page 01-87
Page 14 of 17
01-97
.
12/6/2004