Display Group 015

Display Group 015

^ The display groups 011 through 019 apply to driveability troubleshooting (idle problems and/or loss of power) and special component malfunctions.

Display Group 015 Overview:

Notes on display fields 2, 3, and 4 of display group 015:

If there is a difference of more than 50% between the smallest and the largest knock sensor signal values in one display group, the following malfunction is possible:

^ Corrosion in the harness connector

If knock sensor signal values differ by more than 50% between display group 015 (Cyl. 1-3) and display group 016 (Cyl. 4-6), the following malfunctions are possible:

^ Corrosion in the harness connector

^ Open circuit in wiring

^ Knock sensor faulty

If no malfunctions are determined during electrical testing of the knock sensor, wiring and harness connector, check the engine for loose auxiliary assemblies or for engine damage (oil combustion with damaged pistons or rings) see display groups 013 and/or 014.