Readiness Code Checking

Readiness Code, Checking

Test sequence
- Connect vehicle diagnostic, testing and information system VAS5051 or VAG1551 scan tool to vehicle and select Control module for engine electronics "Address Word" 01. The ignition must be switched ON. Connecting VAS 5051 Scan Tool

When indicated on display


Rapid data transfer HELP
Select function XX


- Press buttons -0- and -8- to select "Read Measuring Value Block" and press -Q- button to confirm input.

When indicated on display


Read Measuring Value Block Q
Input display group number XXX


- Press buttons "086" for "display group number 086" and press -Q- button to confirm input.

When indicated on display


Read Measuring Value Block 86 ->
1 2 3 4


- Check readiness code in display field 1
- Specified value: 0 0 0 0 0 0 0 0

Display Group 086:

Notes for display group 086 display field 1 (Ready-Bits)







Notes for display group 86 display field 2 (Diagnostic status: Catalytic converter, EVAP canister valve and Oxygen sensor heater)







Note for display group 86 display field 3 (Diagnostic status:
Heated Oxygen Sensor (HO2S) bank 1, Secondary Air Injection System)







Note for display group 86 display field 4 (Diagnostic status:
Heated Oxygen Sensor (HO2S) bank 2)







If the specified value in display field 1:
"00000000" is obtained:

- Press -> button.

Indicated on display (function selection)


Rapid data transfer HELP
Select function XX


- Check DTC memory (No malfunction should be stored in the DTC memory).

If specified value is not reached:
- Generate readiness code.