PLEASE NOTE:If after following the instructions below the Check Engine Light does not flash it either means there are no fault codes or there is a connection error. To test connection, remove the TPS and run the engine then recheck codes.
1 If possible run the engine to bring the oxygen sensor up to operating temperature then switch the engine off.
3 Turn ignition ON.
4 If the Check Engine Light (CEL) flashes, read codes as described in the Code Format Description below.
5 Press the continue button to enter the code numbers and get the code description(s).