Continental 2000-2002

4.6L V8 VIN V Auto 3

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Trouble Code: P0812



A/T Reverse Switch Circuit Malfunction

Possible Causes:



Transmission shift not indicating neutral during the self-test
 
RS switch circuit shorted to VREF or VPWR
 
RS switch circuit is open or shorted to ground (signal return)
 
Reverse switch is damaged
 
PCM has failed
 

Trouble Code: P1000



OBD II Monitor Testing Not Complete

Possible Causes:



Battery keep alive power (KAPWR) was removed to the PCM
 
One or more OBD II Monitors did not complete during an official OBD II Drive Cycle
 
PCM Reset step was performed with an OBD II Scan Tool
 

Trouble Code: P1001



KOER Self-Test Not Completed, KOER Test Aborted

Possible Causes:



Engine speed (RPM) out of specification during the KOER test
 
Incorrect Self-Test Procedure
 
Scan Tool has a communication problem
 
Unexpected response from Self-Test monitors
 

Trouble Code: P1100



Mass Air Flow (MAF) Sensor Circuit Intermittent

Possible Causes:



Poor continuity through the MAF sensor connectors
 
Poor continuity through the MAF sensor harness
 
Intermittent open or short inside the MAF sensor
 

Trouble Code: P1101



Mass Air Flow (MAF) Sensor Out of Self-Test Range

Possible Causes:



Low battery charge
 
MAF sensor partially connected
 
MAF sensor contamination
 
PWR GND open to the MAF sensor
 
MAF RTN circuit open to PCM
 
Damaged MAF sensor
 

Trouble Code: P1112



IAT Sensor Circuit Intermittent

Possible Causes:



IAT sensor wiring harness is damaged (wire may be open)
 
IAT sensor harness connector is damaged
 
IAT sensor is damaged or the PCM has failed
 

Trouble Code: P1114



IAT2 Circuit Low (Supercharged/Turbocharged engines)

Possible Causes:



Grounded circuit in the harness
 
Incorrect harness connection
 
Damaged sensor
 

Trouble Code: P1115



IAT2 Circuit High (Supercharged/Turbocharged engines)

Possible Causes:



Open circuit in the harness
 
Sensor signal short to voltage
 
Incorrect harness connection
 
Damaged sensor
 

Trouble Code: P1120



TP Sensor Signal Out-of-Range Low

Possible Causes:



ECT sensor harness connector is damaged
 
ECT sensor is damaged
 
Engine coolant level is low
 
PCM has failed
 

Trouble Code: P1121



TP Sensor Inconsistent With MAF Sensor

Possible Causes:



Air leak exists between MAF sensor and the throttle body
 
MAF sensor is damaged or it has failed
 
TP sensor is not seated properly
 
TP sensor is damaged
 

Trouble Code: P1124



TP Sensor Out of Self-Test Range

Possible Causes:



Throttle linkage is binding, or TP sensor is not seated properly
 
Throttle plate below closed Throttle Position
 
Throttle plate screw is misadjusted
 
TP sensor is damaged or it has failed
 
PCM has failed
 

Trouble Code: P1125



TP Sensor Circuit Malfunction (Intermittent)

Possible Causes:



TP sensor wiring harness or connector has an intermittent open
 
TP sensor has an intermittent open or shorted condition
 

Trouble Code: P1127



Exhaust Not Warm, Downstream Sensor Not Tested

Possible Causes:



Engine not operating long enough prior to the KOER Self-Test
 
Exhaust system temperature too cold to run the self-test
 

Trouble Code: P1128



Upstream Oxygen Sensors Swapped From Bank-to-Bank

Possible Causes:



Upstream HO2S-11, HO2S-21 wiring crossed at the connector
 
Upstream HO2S-11, HO2S-21 crossed in the wiring harness
 
Upstream HO2S-11, HO2S-21 crossed at PCM pin connector
 

Trouble Code: P1129



Downstream Oxygen Sensors Swapped From Bank-to-Bank

Possible Causes:



Upstream HO2S-12, HO2S-21 wiring crossed at the connector
 
Upstream HO2S-12, HO2S-21 crossed in the wiring harness
 
Upstream HO2S-12, HO2S-21 crossed at PCM pin connector
 

Trouble Code: P1130



Lack of HO2S-11 Switching, Fuel Trim at Rich/Lean Limit

Possible Causes:



Air intake system leaking, vacuum hoses leaking or damaged
 
Air leaks located after the MAF sensor mounting location
 
EGR valve sticking, EGR diaphragm leaking, or gasket leaking
 
EVAP vapor recovery system has failed
 
Excessive fuel pressure, leaking or contaminated fuel injectors
 
Exhaust leaks before or near the HO2S(s) mounting location
 
Fuel pressure regulator is leaking or damaged
 
HO2S circuits wet or oily, corroded, or poor terminal contact
 
HO2S is damaged or it has failed
 
HO2S signal circuit open, shorted to ground, shorted to power
 
Low fuel pressure or vehicle driven until it was out of fuel
 
Oil dipstick not seated or engine oil level too high (overfilled)
 

Trouble Code: P1131



Lack of HO2S-11 Switching, HO2S Signal Low Input

Possible Causes:



Air intake system leaking, vacuum hoses leaking or damaged
 
Air leaks located after the MAF sensor mounting location
 
Base engine mechanical fault (i.e., compression, valve timing)
 
HO2S circuits wet or oily, corroded, or poor terminal contact
 
HO2S signal circuit open, shorted to ground, shorted to power, or the sensor has failed
 
Low fuel pressure or vehicle driven until it was out of fuel
 
Possible air leaks at the PCV valve or at the related hoses
 

Trouble Code: P1132



Lack of HO2S-11 Switching, HO2S Signal High Input

Possible Causes:



Check air cleaner element and air cleaner housing for blockage
 
EVAP vapor recovery system has failed (canister full of fuel)
 
Fuel pressure too high, contaminated or leaking fuel injectors
 
HO2S is fuel contaminated, or coated with silicone or moisture
 

Trouble Code: P1137



Lack of HO2S-12 Switching, HO2S Signal Low Input

Possible Causes:



Air intake system leaking, vacuum hoses leaking or damaged
 
Air leaks located after the MAF sensor mounting location
 
Base engine mechanical fault (i.e., compression, valve timing)
 
HO2S circuits wet or oily, corroded, or poor terminal contact
 
HO2S is damaged or it has failed
 
HO2S signal circuit open, shorted to ground, shorted to power
 
Low fuel pressure or vehicle driven until it was out of fuel
 
Possible air leaks at the PCV valve or at the related hoses
 

Trouble Code: P1138



Lack of HO2S-12 Switching, HO2S Signal High Input

Possible Causes:



Check air cleaner element and air cleaner housing for blockage
 
EVAP vapor recovery system has failed (canister full of fuel)
 
Fuel pressure too high, contaminated or leaking fuel injectors
 
HO2S is fuel contaminated, or coated with silicone or moisture
 

Trouble Code: P1150



Lack of HO2S-21 Switching, Fuel Trim At Rich/Lean Limit

Possible Causes:



Air intake system leaking, vacuum hoses leaking or damaged
 
Air leaks located after the MAF sensor mounting location
 
EGR valve sticking, EGR diaphragm leaking, or gasket leaking
 
EVAP vapor recovery system has failed
 
Excessive fuel pressure, leaking or contaminated fuel injectors
 
Exhaust leaks before or near the HO2S(s) mounting location
 
Fuel pressure regulator is leaking or damaged
 
HO2S circuits wet or oily, corroded, or poor terminal contact
 
HO2S signal circuit open, shorted to ground, shorted to power, or the sensor has failed
 
Low fuel pressure or vehicle driven until it was out of fuel
 
Oil dipstick not seated or engine oil level too high (overfilled)
 

Trouble Code: P1151



Lack of HO2S-21 Switching, HO2S Signal Low Input

Possible Causes:



Air intake system leaking, vacuum hoses leaking or damaged
 
Air leaks located after the MAF sensor mounting location or in the PCV system
 
Base engine mechanical fault (i.e., compression, valve timing)
 
HO2S circuits wet or oily, corroded, or poor terminal contact
 
HO2S signal circuit open, shorted to ground, shorted to power, or the sensor has failed
 
Low fuel pressure or vehicle driven until it was out of fuel
 

Trouble Code: P1152



Lack of HO2S-21 Switching, HO2S Signal High Input

Possible Causes:



Check air cleaner element and air cleaner housing for blockage
 
EVAP vapor recovery system has failed (canister full of fuel)
 
Fuel pressure too high, contaminated or leaking fuel injectors
 
HO2S is fuel contaminated, or coated with silicone or moisture
 

Trouble Code: P1157



Lack of HO2S-22 Switching, HO2S Signal Low Input

Possible Causes:



Air intake system leaking, vacuum hoses leaking or damaged
 
Air leaks located after the MAF sensor mounting location
 
Base engine mechanical fault (i.e., compression, valve timing)
 
HO2S circuits wet or oily, corroded, or poor terminal contact
 
HO2S is damaged or it has failed
 
HO2S signal circuit open, shorted to ground, shorted to power
 
Low fuel pressure or vehicle driven until it was out of fuel
 
Possible air leaks at the PCV valve or at the related hoses
 

Trouble Code: P1158



Lack of HO2S-22 Switching, HO2S Signal High Input

Possible Causes:



Check air cleaner element and air cleaner housing for blockage
 
EVAP vapor recovery system has failed (canister full of fuel)
 
Fuel pressure too high, contaminated or leaking fuel injectors
 
HO2S is fuel contaminated, or coated with silicone or moisture
 

Trouble Code: P1183



Engine Oil Temperature Sensor Circuit Malfunction

Possible Causes:



EOT sensor circuit is open or shorted to ground
 
EOT sensor has failed
 
PCM has failed
 

Trouble Code: P1184



Engine Oil Temperature Sensor Out Of Self-Test Range

Possible Causes:



EOT sensor circuit is open or shorted to ground (intermittent)
 
EOT sensor is corroded, damaged or it has failed
 
PCM has failed
 

Trouble Code: P1232



Low Speed Fuel Pump Primary Circuit Malfunction

Possible Causes:



Low fuel pump (LFP) circuit open or shorted
 
Low speed fuel pump relay VPWR circuit open
 
Low speed fuel pump relay is damaged
 
PCM has failed
 

Trouble Code: P1233



Fuel System Disabled Or Offline

Possible Causes:



Inertia fuel shutoff (IFS) switch needs to be reset
 
FPDM ground circuit is open, or FPM circuit is open or shorted
 
Mark VIII: FPDM PWR circuit is open, the FPDM power supply relay VPWR circuit is opened or grounded, or power relay failed
 
Escort/Tracer: FPDM PWR circuit is open, or the CCRM pin 11 is open to power (B+), or the CCRM (relay) is damaged
 
Continental: FPDM circuit to VPWR is open, or the FPDM or the IFS is damaged
 
Refer to the GEM or REM controllers for related trouble codes
 

Trouble Code: P1234



Fuel System Disabled Or Offline

Possible Causes:



Inertia fuel shutoff (IFS) switch needs to be reset or has failed
 
FPDM ground circuit is open, or FPM circuit is open or shorted
 
Mark VIII: FPDM PWR circuit is open, the FPDM power supply relay VPWR circuit is opened or grounded, or power relay failed
 
Escort/Tracer: FPDM PWR circuit is open, or the CCRM pin 11 is open to power (B+), or the CCRM (relay) is damaged
 
Continental: FPDM circuit to VPWR is open, or the FPDM or the IFS is damaged
 
LS6, LS8 Models: This code indicates the PCM is not receiving data about the fuel level on the SCP data line from the Rear Electronics Module (REM). Test the REM first!
 
PCM has failed
 

Trouble Code: P1235



Fuel Pump Control Out Of Range

Possible Causes:



FP circuit is open or shorted
 
FPDM is damaged
 
PCM has failed
 

Trouble Code: P1236



Fuel Pump Control Out Of Range

Possible Causes:



FP circuit is open or it is shorted
 
FPDM is damaged or the PCM has failed
 

Trouble Code: P1237



Fuel Pump Secondary Circuit Malfunction

Possible Causes:



FP PWR circuit is open or shorted
 
FPDM fuel pump return circuit is open
 
Fuel pump windings are open or shorted, or the rotor is locked
 
FPDM is damaged
 

Trouble Code: P1238



Fuel Pump Secondary Circuit Malfunction

Possible Causes:



FP PWR circuit is open or shorted
 
FPDM fuel pump return circuit is open
 
Fuel pump windings are open or shorted
 
Fuel pump rotor is locked
 
FPDM is damaged
 

Trouble Code: P1244



Generator Load Circuit Low Input

Possible Causes:



GLI circuit is open or shorted
 
Voltage regulator/generator is damaged
 
PCM has failed
 

Trouble Code: P1245



Generator Load circuit High Input

Possible Causes:



GLI circuit is open or shorted
 
Voltage regulator/generator is damaged
 
PCM has failed
 

Trouble Code: P1246



Generator Load Circuit Malfunction

Possible Causes:



Generator circuit is open, shorted to ground or shorted to power
 
Generator drive mechanism has failed
 
Generator/regulator assembly is damaged or the PCM has failed
 

Trouble Code: P1260



Theft Detected, Vehicle Immobilized

Possible Causes:



A Previous theft condition has occurred
 
Anti-Theft System is damaged or has failed
 
TSB 01-6-2 (superseded from 76-65-4) contains an updated repair procedure
 

Trouble Code: P1270



Engine Speed/Vehicle Speed Limiter Fault

Possible Causes:



Excessive wheel slippage due to water, ice, mud and snow
 
Excessive engine speed (RPM) with the gearshift in Neutral
 
Vehicle driven at a high rate of speed
 

Trouble Code: P1285



Cylinder Head Over Temperature Condition

Possible Causes:



Low engine coolant level
 
Base engine concerns
 
Engine cooling system concerns
 
CHT sensor concern
 

 
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