Symptom Diagnostics

WARNING: This page is about a different car, the 1997 Mercedes-Benz SL320, 1997 Mercedes-Benz E320, 1997 Mercedes-Benz C36, and 1997 Mercedes-Benz C280. However, it is still accessible from the selected car via links, so may be relevant.

For symptom diagnostics, refer to the following list:

Engine starts and accelerates poorly when cold. See Fig 1.
Engine does not start. See Fig 1.
Engine has uneven idle. See Fig 1.
Engine has insufficient output. See Fig 2.
Engine runs unevenly (shakes). See Fig 2.
Engine runs unevenly (misfiring). See Fig 2.
Engine surges after cold start. See Fig 2.
Transition failure during warm-up. See Fig 3.
Transition failure when warm or increased fuel consumption. See Fig 3.
Engine vibrates. See Fig 3.
EA is in "limp home" mode. See Fig 3.

Fig 1: Symptom Diagnostics (1 Of 3)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 2: Symptom Diagnostics (2 Of 3)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 3: Symptom Diagnostics (3 Of 3)

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.