Pinpoint Test VAF - Vane Airflow Meter: Notes

NOTE: Enter this test only when a Code 08 is displayed during QUICK TESTS procedure, or when directed here from another PINPOINT TEST. To avoid unnecessary diagnostic time, check for unmetered air leaks between VAF meter and throttle body. This test is intended to diagnose only VAF and VREF circuits.

Fig 1: Identifying VAF Meter Circuits

VAF CIRCUIT PIN IDENTIFICATION

Circuit	ECA Pin	BOB Pin	Wire Color
1.3L
GND	2A	45	BLK
VAF	2O	25	WHT
VREF	2D	46, 49	BLK
1.6L
SIGRTN	2C	46	BLK/YEL
VAF	2E	43	LT GRN/BLK
VMREF	2B	18	LT GRN/RED
VPWR	3I	37	YEL/GRN