Author: Storey Wilson
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022:ECU Gnd or Reference Gnd Bad
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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021:Engine PWM Signal Bad
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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020:No Batt Supply Voltage
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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017:ECU Internal Valve Relay Bad
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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016:Shuttle Valve Switch Long Term Failure
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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015:Pump Fail Pump Running When Not On
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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014:Pump Fail Pump Sticking
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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013:Pump Fail Pump Not Running When On
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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012:Pump Fail Monitor Line
Read and clear this fault code yourself with the All Comms diagnostic tool for the L322 Range Rover.
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ABS Shuttle Valves
Shuttle Valve SwitchesThe ABS modulator houses two shuttle valves. The valves are actuated when brake pedal pressure is applied via the master brake cylinder. The shuttle valves have a micro switch attached to them and a set of resistors located between them. The resistance of the circuit controlled by these shuttle valve switches will change…