Dodge 2000 DURANGO - Page 1017

(M) Malfunction Indicator Lamp (MIL) illuminated during engine operation if this DTC was
recorded (depending if required by CARB and/or EPA). MIL is displayed as an engine icon on
instrument panel.
(G) Generator lamp illuminated
P1486 Evap Leak Monitor Pinched Hose
Found
LDP has detected a pinched hose in the evaporative hose
system.
P1487 Hi Speed Rad Fan CTRL Relay
Circuit
An open or shorted condition detected in the control
circuit of the #2 high speed radiator fan control relay.
P1488 Auxiliary 5 Volt Supply Output Too
Low
Auxiliary 5 volt sensor feed is sensed to be below an
acceptable limit.
P1488 5 Volt Supply Voltage Low Sensor supply voltage for ECM sensors is too low.
P1489 High Speed Fan CTRL Relay Circuit An open or shorted condition detected in the control
circuit of the high speed radiator fan control relay.
P1490 Low Speed Fan CTRL Relay Circuit An open or shorted condition detected in control circuit of
the low speed radiator fan control relay.
P1491 Rad Fan Control Relay Circuit An open or shorted condition detected in the radiator fan
control relay control circuit. This includes PWM solid state
relays.
P1492 Ambient/Batt Temp Sen Volts Too
High
External temperature sensor input above acceptable
voltage.
P1492 (M) Ambient/Batt Temp Sensor Volts Too
High
Battery temperature sensor input voltage above an
acceptable range.
P1493 (M) Ambient/Batt Temp Sen Volts Too
Low
External temperature sensor input below acceptable
voltage.
P1493 (M) Ambient/Batt Temp Sen Volts Too
Low
Battery temperature sensor input voltage below an
acceptable range.
P1494 (M) Leak Detection Pump Sw or
Mechanical Fault
Incorrect input state detected for the Leak Detection
Pump (LDP) pressure switch.
P1495 Leak Detection Pump Solenoid
Circuit
An open or shorted condition detected in the Leak
Detection Pump (LDP) solenoid circuit.
P1496 5 Volt Supply, Output Too Low 5 volt sensor feed is sensed to be below an acceptable
limit. ( less than 4v for 4 sec )
P1498 High Speed Rad Fan Ground CTRL
Rly Circuit
An open or shorted condition detected in the control
circuit of the #3 high speed radiator fan control relay.
P1594 (G) Charging System Voltage Too High Battery voltage sense input above target charging voltage
during engine operation.
P1594 (G) Charging System Voltage Too High Battery voltage sense input above target charging voltage
during engine operation.
P1595 Speed Control Solenoid Circuits An open or shorted condition detected in either of the
speed control vacuum or vent solenoid control circuits.
P1595 Speed Control Solenoid Circuits An open or shorted condition detected in the speed
control vacuum or vent solenoid circuits.
P1596 Speed Control Switch Always High Speed control switch input above maximum acceptable
voltage.
P1597 Speed Control Switch Always Low Speed control switch input below minimum acceptable
voltage.
P1597 Speed Control Switch Always Low Speed control switch input below the minimum acceptable
voltage.
DN EMISSION CONTROL SYSTEMS 25 - 13
DESCRIPTION AND OPERATION (Continued)