Tag
#V8
3 posts in Car Diagnostics blog about "V8" — OBD-II diagnostics, DTC codes, repair. ← All posts
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P3400: cylinder deactivation system and the lifters that fail
Shutting off half the cylinders saves fuel and adds a mechanism that fails in a specific, expensive way. Oil condition is what decides which you get.
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Porsche Cayenne and Panamera OBD-II Diagnostics: 3.6 V6, 4.8 V8, PDK, PASM
DTC codes for Porsche Cayenne 958 and Panamera 970/971: 3.6 V6 P0128, 4.8 Biturbo P0300, PDK P0894, PASM air suspension C1A25 — Live Data and OBD-II without PIWIS tester.
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P0430: catalyst bank 2 — why the "other side" of the engine fails separately and how to diagnose
Difference between P0420 and P0430, when both appear together vs separately, how OBD-II sees bank 2, why V-engines fail asymmetrically, and repair cost.