2006 Bombardier Outlander Max Series Factory Service Manual, Page 255Get this manual
Section 06 ELECTRICAL SYSTEM Subsection 05 (LIGHTS, INSTRUMENTS AND ACCESSORIES)
Turn ignition key Of1 and set engine runstop switch to RUNRead voltage from vehicle harness as followsSPEED SENSOR CONNECTOR (harness side) ORANGE GREEN VOLTAGE Battery voltage
BROWN ORANGE
If voltage is appropriate, checkrepair wiringconnector between sensor and "ECMIf it is good, try new ECMIf voltage is wrong, try new sensor
FUEL LEVEL SENDER
Outlander 800 Series Only The fuel level sender is part of the fuel pump module mounted inside the fuel reservoir
If voltage is not good, checkrepair wiringconnectorsIf voltage is good, do the following testReconnect speed sensor connectorLift rear of vehicle so that rear wheels are off the ground