Forward/Rearward Adjustment Inoperative

WARNING: This page is about a different car, the 1999 Mercedes-Benz E55, 1998 Mercedes-Benz E430, 1998 Mercedes-Benz E320, and 1998 Mercedes-Benz E300. However, it is still accessible from the selected car via links, so may be relevant.

If forward/rearward adjustment is inoperative, check the following as possible cause and repair as necessary:

Perform TEST 3: FORWARD/REARWARD SWITCH RESISTANCE under SYSTEM TESTS (POWER SEATS).
Perform TEST 4: FORWARD/REARWARD MOTOR VOLTAGE SUPPLY under SYSTEM TESTS (POWER SEATS).
Perform TEST 5: FORWARD/REARWARD MOTOR TEST under SYSTEM TESTS (POWER SEATS).