Aston Martin DB7 Vantage Volante, DB7 Vantage Coupe: Engine

Affects Aston Martin DB7 Vantage Volante, DB7 Vantage Coupe · 2000–2001 — about 21 vehicles.

The hazard

On certain vehicles, one of the two powertrain control modules may intermittently not function as specified on start up. This may allow the twelve cylinder engine to run on one bank of six cylinders only. This condition will cause a lack of engine power and if the engine continues to run on one bank, the exhaust catalyst can overheat on the non-functioning cylinder bank, causing a potential heat damage hazard. Correction: The two powertrain control modules will be replaced.

What to do

Contact your dealer; the remedy details were not included in the filing.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational