Fault Conditions
ECM-4000 is stored if signal from canister purge valve is too high, too low or missing.
No substitute value is used. Dual heated oxygen sensor control is disabled while ECM-4000 is set.
MIL is illuminated while ECM-4000 is set.
ECM-4000 is stored if signal from canister purge valve is too high, too low or missing.
No substitute value is used. Dual heated oxygen sensor control is disabled while ECM-4000 is set.
MIL is illuminated while ECM-4000 is set.