Readiness code, checking
Work sequence
- Connect VAS5051 tester or VAG1551 scan tool and select control module for engine electronics using address word 01. Refer to «VAS5051 vehicle diagnostic, testing and information system orVAG1551 Scan Tool (ST), connecting and selecting functions»(/audi/tt/8n-1998-2003/remont/fuel-system/#18l-4-cyl-5v-turbo-fuel-injection-ignition-engine-codes-amu__vas5051-vehicle-diagnostic-testing-and-information) .
Ignition must remain switched on.
| Rapid data transfer HELP Select function XX |
Indicated on display
- Press buttons -0- and -8- to select "Read Measuring Value Block" and press -Q- button to confirm input.
| Read Measuring Value Block Q Input display group number XXX |
Indicated on display
- Press buttons -0-, -8- and -6- to select "display group number 086" and press -Q- button to confirm input.
| Read Measuring Value Block 86 " 1 2 3 4 |
Indicated on display
- Check readiness code in display field 1
- Specification: 00000000
Significance of 8 digit number block for readiness code in display field 1
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | Diagnostic function |
|---|---|---|---|---|---|---|---|---|
| 0 | Catalytic converter (diagnostic of catalytic converter) | |||||||
| 0 | Catalytic converter heating (not available/always "0") | |||||||
| 0 | Tank ventilation system | |||||||
| 0 | Secondary Air Injection (AIR) system | |||||||
| 0 | A/C system (at present, no diagnostic/always "0") | |||||||
| 0 | Oxygen sensors | |||||||
| 0 | Oxygen sensor heating | |||||||
| 0 | EGR recirculation (not available, always "0") |
Note. Readiness code is not generated unless all indicated positions display a 0.
If specified value "00000000" is obtained
- Press --> button.
| Rapid data transfer HELP Select function XX |
Indicated on display (function selection)
If specified value is not obtained
- Generate readiness code. Refer to «Readiness code, generating»(/audi/tt/8n-1998-2003/remont/fuel-system/#18l-4-cyl-5v-turbo-fuel-injection-ignition-engine-codes-amu__readiness-code-generating) .