Test point, 19 · Pot. mirror ~ighthorizontal Thisfault is storedin the followingcases:

Test point, 19 Pot. mirror ~ighthorizontal Thisfault is storedin the followingcases: shortcircuit! 1. There is a short circuit in the wire to the pot. right rearview mirror. Fault code :21 2. Thepotentiometeris faulty. 3. Thecontrolmoduleis faulty. Elimination: 1. Replacesupport with transmission. 2. Actuate switch for memory seat adjustment. The text in the fault memory changesfrom present to not present if the cause of the fault has really been eliminated. If the fault is still present, there is a fault in the wire. For a fault in the wire, proceed as described below: Disconnectplug at support with transmission. Disconnectmirror plugfrom the controlmodule. Use an ohmmeter to check for short circuit on the support plug Pin 5, wire colour yellow, and Pin 7, wire colour pink. If no short circuitis detected: Use an ohmmeter to check for open circuit on the support plug Pin 3 and the mirror plug on the control module Pin 5 Ohmmeter display <5.0. If the fault is still present, replace control module. 72 -D 28 7298 Diagnosis/troubleshooting, seat memory (System SOl) 99672D1 Printed in Gemlany -25, 1999