Touareg V8-4.2L (BHX) (2004)
-
Bridge terminals 1 + 3 of connector using the respective adapter cables while observing the indication on display.
If indication jumps to approx. 140° C:
-
End diagnosis and switch ignition off.
-
Replace Mass Air Flow (MAF) Sensor (G70).
‹› The Intake Air Temperature (IAT) Sensor (G42) is a component of the Mass Air Flow (MAF) Sensor (G70) and cannot be replaced individually.
-
Erase DTC memory of Engine Control Module (ECM) , Diagnostic mode 4: Reset/erase diagnostic data.
-
Generate readiness code.
If indication remains at approx. -40° C:
-
End diagnosis and switch ignition off.
-
Check wires according to wiring diagram.
Continuation of test if indication is approx. 140° C:
-
Disconnect 5-pin connector from Mass Air Flow (MAF) Sensor (G70) with Intake Air Temperature (IAT) Sensor (G42) arrow.