Circuit Description

WARNING: This page is about a different car, the 2000 Isuzu Hombre. However, it is still accessible from the selected car via links, so may be relevant.

With EVAP vent solenoid open, any vacuum in system should decrease quickly unless vent path is blocked.

Conditions required to test for DTC are:

DTCs P0106, P0107, P0108, P0112, P0113, P0117, P0118, P0121, P0122, P0123, P0125, P0131, P0132, P0133, P0134 and P1133 not set.
BARO is greater than 75 kPa.
ECT and IAT sensor temperature is 41-84°F (5-29°C) at engine start-up.
IAT is not greater than 2°F (1°C) of ECT at engine start-up.
ECT is not greater than 12°F (7°C) of IAT at engine start-up.
Fuel tank level is 26-74 percent.
TP angle is 7-35 percent.
EVAP system is unable to detect vacuum during diagnostic test.