With Generic Scan Tool

Read Readiness Code

Requirements
- There must not be any DTCs stored in DTC memory. Reading Diagnostic Trouble Codes
- Coolant temperature must be at least 80 degree C, Diagnostic mode 1: Check measuring values; PID 5, Coolant temperature. Diagnostic Mode 1: Check Measured Values

Procedure
- Connect diagnostic tester. Diagnostic Tester, Connecting
- Start engine and let run at idle.
- Under address word 33, select "Diagnostic mode 1: Checking measured values."
- select desired measuring value "PID 01".
- Observe the right 8-digit number block:
If all diagnoses have run through successfully, the 8-digit number block Specified value: 00000000 must be displayed.

Evaluation PID 01: System status-information (right 8-digit number block:)

Evaluation PID 01: System status-information (right 8-digit number block:):

If a 1 is displayed instead of a 0 in the 8-digit number block:
- Generate readiness code. Readiness Code Generating (VW Drive Cycle)