626 L4-1998 cc 2.0L SOHC Turbo FE (1986)
Pressure Feedback Exhaust Sensor: Testing and Inspection
Exc. Turbo
1.
Remove EGR modulator valve.
2.
On 1986 models, plug No. 3 and No. 2 ports and attach suitable vacuum pump to No. 1 port.
3.
On 1987-88 models, plug No. 1 port and attach suitable vacuum pump to No. 3 port.
4.
On all models, blow into exhaust gas port.
5.
Operate vacuum pump and ensure vacuum is held.
6.
Release exhaust gas port and ensure vacuum is released.