01-72
Explanation of 8-digit readiness code Readiness code is generated only when all display values = 0 1
2
3
4
5
6
7
8
Diagnosis
0 Three Way Catalytic Converter (TWC)
0 TWC heating (not applicable / always "0")
0 EVAP system and fuel tank leak detection test
0 Secondary Air Injection (AIR) system
0 Air conditioning system (diagnosis not applicable / always "0")
0 Oxygen Sensor (O2S) control
0 Oxygen Sensor (O2S) heating
0 Exhaust Gas Recirculation (EGR) system (not applicable / always "0")
Pa
ge 4 of 29 Readiness code
11/23/2002 htt
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