Activating secondary air injection (AIR) pump relay J299 :

Fig 1: Locating Secondary Air Injection Pump Relay J299 Fuse

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Check fuse for secondary air injection (AIR) pump relay J299 - arrow  -.
• Press → key.

Indicated on display:

The secondary air injection (AIR) pump relay J299 activates the secondary air injection pump motor, and this must run at intervals until the next control element is activated by pressing the → key.

If the secondary air injection (AIR) pump motor V101 does not run at intervals:

Fig 2: Secondary Air Injection Pump Motor & 2-Pin Connector

Courtesy of VOLKSWAGEN UNITED STATES, INC.

• Pull 2 pin connector - 1  - off secondary air injection pump motor - 2  - and connect voltage tester VAG1527B with aux. cables from VAG1594 to disconnected connector.

LED must flash

LED flashes:

• Proceed with Output Diagnostic Test Mode until completed.
• Switch ignition off.
• Replace secondary air injection (AIR) pump motor V101 : → 26 - EXHAUST SYSTEM, EMISSION CONTROLS
• Check DTC Memory, if necessary, repair any malfunctions and then Erase DTC Memory → DTC memory (functions 02 and 05), checking and erasing 

• Read readiness code → Readiness code, reading  . If DTC memory has been erased, readiness code must be generated again:

Engine code AWW, → Readiness code for engine code AWW, generating 

Engine code AWP, → Readiness code for engine code AWP, generating