Conditions for Setting the DTC
WARNING: This page is about a different variant/trim than selected.
P0131 Lean Test
- The control module detects that the HO2S 1 Voltage parameter is less than 50 mV.
- DTC P0131 sets within 100 seconds during the lean test when the above condition is met.
P0131 Power Enrichment Test
- The control module detects that the HO2S 1 Voltage parameter is less than 800 mV.
- DTC P0131 sets within 100 seconds during the power enrichment test when the above condition is met.
P0132 Rich Test
- The control module detects that the HO2S 1 parameter is more than 1,000 mV.
- DTC P0132 sets within 15 seconds during the rich test when the above condition is met.
P0132 Decel Fuel Cut-Off Test
- The control module detects that the HO2S 1 parameter is more than 900 mV.
- DTC P0132 sets within 10 seconds during the decel fuel cut-off test when the above condition is met.
P0137 Lean Test
- The control module detects that the HO2S 2 voltage parameter is less than 50 mV.
- DTC P0137 sets within 100 seconds during the lean test when the above condition is met.
P0137 Power Enrichment Test
- The control module detects that the HO2S 2 voltage parameter is less than 550 mV and the HO2S 1 parameter is more than 800 mV.
- DTC P0137 sets within 100 seconds during the power enrichment test when the above condition is met.
P0138 Rich Test
- The control module detects that the HO2S 2 voltage parameter is more than 1,000 mV.
- DTC P0138 sets within 100 seconds during the rich test when the above condition is met.
P0138 Decel Fuel Cut-Off Test
- The control module detects that the HO2S 2 voltage parameter is more than 900 mV.
- DTC P0138 sets within 100 seconds during the decel fuel cut-off test when the above condition is met.
P2A00
- The control module detects that the Loop Status parameter is open.
- DTC P2A00 sets within 50 seconds when the above condition is met.
P2A01
- The control module detects that the HO2S 2 did not transition below 300 mV and above 700 mV during the passive test.
- One of the following tests fail:
Lean Intrusive Test
- The control module detects that the HO2S 2 is more than 300 mV for 12 seconds.
- The HO2S 1 is less than 350 mV.
Rich Intrusive Test
- The control module detects that the HO2S 2 is less than 700 mV for 12 seconds.
- The HO2S 1 is more than 600 mV.
- DTC P2A01 sets within 7 minutes when the above conditions are met.