Audi Workshop Service and Repair Manuals > A4 Mk1 > Power unit | TDI injection and glow plug system (6-cyl.) | Self diagnosis, V.A.G Inspection Service | Reading measured value block | Readout specifications for general vehicle check | Display group 00 at full throttle (test drive in 3rd or 4th gear, coolant temperature not below +85 °C)

Display group 00 at full throttle (test drive in 3rd or 4th gear, coolant temperature not below +85 °C)

WARNING

Secure fault reader to rear seat and operate from this position. When doing this, always observe the relevant safety precautions → Chapter.

Read measured value block 0

→

▾ Indicated on display

156

147

255

124

208

191

129

211

Intake air mass: > 185 okay

l	< 185: ⇒ Display group 10, → Chapter

Fuel temperature: no specification

Intake manifold temperature: no specification

Coolant temperature: 80...45 okay

l	> 80: run engine till warm

Ambient air pressure: ignore

Charge pressure: 187...215 okay

l	If outside tolerance ⇒ Display group 11, → Chapter

Injection quantity: 115...135 (injection quantity at full throttle) okay

l	If outside tolerance ⇒ interrogate fault memory, → Chapter

Accelerator pedal: 255 (fully depressed)

Commencement of injection: 130...180 (depending on engine speed)

l	If outside tolerance ⇒ Display group 04, → Chapter

Engine speed: 140...180 (do not exceed 4000 rpm; engine speed is governed)