Speed and idle control

WARNING: This page does not describe the selected car, but rather 7 other vehicles, including the 2004 Audi A6, 2003 Audi S6, 2003 Audi A6, 2002 Audi S6, and 2002 Audi A6. However, it is still accessible from the selected car via links, so may be relevant.

DIAGNOSTIC TROUBLE CODE P0501-P0507

SAE-DTC	DTC text	Corrective action
P0501	Vehicle Speed Sensor "A" Range/Performance	Check speed signal. See SPEED SIGNAL, CHECKING .
P0506	Idle Air Control System RPM Lower Than Expected	Check intake air system for leaks (false air). See CHECKING INTAKE SYSTEM FOR LEAKS (UNMETERED AIR) . Check Throttle Valve Control Module -J338-. See THROTTLE VALVE CONTROL MODULE -J338-, CHECKING .
P0507	Idle Air Control System RPM Higher Than Expected

SAE-DTC

DTC text

Corrective action

P0501

Vehicle Speed Sensor "A" Range/Performance

Check speed signal. See SPEED SIGNAL, CHECKING .

P0506

Idle Air Control System RPM Lower Than Expected

Check intake air system for leaks (false air). See CHECKING INTAKE SYSTEM FOR LEAKS (UNMETERED AIR) .

Check Throttle Valve Control Module -J338-. See THROTTLE VALVE CONTROL MODULE -J338-, CHECKING .

P0507

Idle Air Control System RPM Higher Than Expected