PPI on Friday.
#17
Instructor
Thread Starter
PPI done today: Results
Leakdown test: #1-10%, #2-5%, #3-9%, #4-8%, #5-9%, #6- 8%. What do you guys think?
OBD II Code- P1790
DME Actual Values: Don't know what this means? Help? Normal?
Range 1 Cylinder 1-3(TRA)
-0.09
Range 1 Cylinder 4-6(TRA2)
-0.08
Range 2 Cylinder 1-3 (FRA)
0.98
Range 2 Cylinder 4-6(FRA2)
0.98
Oxygen sensing (FR)
0.98
Oxygen sensing(FR2)
0.98
Leakdown test: #1-10%, #2-5%, #3-9%, #4-8%, #5-9%, #6- 8%. What do you guys think?
OBD II Code- P1790
DME Actual Values: Don't know what this means? Help? Normal?
Range 1 Cylinder 1-3(TRA)
-0.09
Range 1 Cylinder 4-6(TRA2)
-0.08
Range 2 Cylinder 1-3 (FRA)
0.98
Range 2 Cylinder 4-6(FRA2)
0.98
Oxygen sensing (FR)
0.98
Oxygen sensing(FR2)
0.98
#18
Race Director
On the leakdown, they should talk to you about the condition of the engine and what they think the numbers signify. The results are pretty consistent cylinder to cylinder, which is usually a good sign. If you haven't searched "leakdown result" I'd do that. Lots of comments on test results.