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Symptom: FRONT RISER SENSOR OUT OF RANGE HIGH When Monitored and Set Condition: FRONT RISER SENSOR OUT OF RANGE HIGH When Monitored: Continuously when the PCI bus is active. Set Condition: This condition is immediately set when the seat motor potentiometer feeds a value higher than the Memory Seat Mirror Module has stored in EEPROM. Code POSSIBLE CAUSES MEMORY SEAT MIRROR MODULE SENSOR GROUND OPEN SEAT POSITION SENSOR GROUND WIRE OPEN 5 VOLT SUPPLY SHORTED HIGH CHECK VOLTAGE ON FRONT RISER POSITION SIGNAL CIRCUIT FRONT RISER SENSOR HIGH FRONT RISER SENSOR SHORT TO MOTOR MEMORY SEAT MIRROR MODULE FRONT RISER HIGH STORED DIAGNOSTIC TROUBLE CODE TEST ACTION APPLICABILITY 1 With the DRBIII t, erase the DTC from Memory Seat Mirror Module. Operate the driver’s power seat and memory system. All Yes → Go To 2 No → Using the wiring diagram/schematic as a guide, inspect the wiring and connectors for an intermittent condition. 2 Turn ignition off. All Yes → Go To 3 No → Go To 8 675 MEMORY SEAT |