Topic: bit puzzled here (Read 714 times)

Richie London · « **on:** 02 January 2010, 20:10:52 »

code 73 and 74. how can mass air sensor voltage be high and low.

Mr Skrunts · « **Reply #1 on:** 02 January 2010, 20:21:14 »

Quote

code 73 and 74. how can mass air sensor voltage be high and low.

Intermitant fault.

Richie London · « **Reply #2 on:** 02 January 2010, 20:34:49 »

means the mass air sensor i bought is not working then??

Abiton · « **Reply #3 on:** 02 January 2010, 20:44:46 »

Check the wiring back to the ECU before condemning sensor. An intermittent short could give you these codes.

Jimbob · « **Reply #4 on:** 02 January 2010, 20:46:43 »

clean and refit connector

delete codes and monitor for reoccurence.

not had a 19 as well have you? that often generates fake MAF errors

Richie London · « **Reply #5 on:** 02 January 2010, 20:47:39 »

Quote

Check the wiring back to the ECU before condemning sensor. An intermittent short could give you these codes.

wouldnt know where to start, i didnt buy the air sensor brand new anyway so its probably that