Continental 2000-2002

4.6L V8 VIN V Auto 5

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Trouble Code: P1537



Intake Manifold Runner Control Malfunction (Bank 1 Stuck Open)

Possible Causes:



IMRC monitor signal circuit shorted to power ground
 
IMRC Monitor signal circuit shorted to signal ground (return)
 
IMRC actuator is damaged or the PCM has failed
 

Trouble Code: P1538



Intake Manifold Runner Control Stuck Open (Bank 2)

Possible Causes:



IMRC monitor signal circuit shorted to power ground
 
IMRC Monitor signal circuit shorted to signal ground (return)
 
IMRC actuator is damaged or has failed
 
PCM has failed
 

Trouble Code: P1549



Intake Manifold Communication Control (IMCC) Circuit (Bank 1)

Possible Causes:



Open IMTV circuit
 
Open VPWR circuit
 
Shorted IMTV circuit
 
Damaged IMTV
 

Trouble Code: P1550



Power Steering Pressure Switch Circuit Malfunction

Possible Causes:



PSP switch circuit open or shorted, or the ground circuit open
 
Steering wheel was not rotated during the KOER Self-Test
 
PCM has failed
 

Trouble Code: P1605



PCM Keep Alive Memory Test Error

Possible Causes:



Battery terminals loose or corroded (high resistance in circuit)
 
Keep Alive Memory circuit to PCM interrupted or open
 
Reprogramming function not performed
 
PCM has failed
 

Trouble Code: P1633



PCM Keep Alive Memory Voltage Too Low

Possible Causes:



KAPWR circuit has been interrupted (this problem may be an intermittent condition)
 
PCM has failed
 

Trouble Code: P1635



Tire Axle/Ratio Out Of Acceptable Range

Possible Causes:



Incorrect tire size or Incorrect axle ratio
 
Incorrect VID configuration parameters
 
PCM need to be reprogrammed
 
TSB 02-23-4 contains repair information for this trouble code
 

Trouble Code: P1641



PCM Trouble Codes Available In Another Module

Possible Causes:



Trouble codes are stored in a secondary module, which in turn, requested that the PCM turn on the MIL when this code is set.
 

Trouble Code: P1650



Power Steering Pressure Switch Circuit Malfunction

Possible Causes:



Steering wheel must be turned during the KOER Self-Test
 
PSP switch/shorting bar is damaged
 
PSP signal circuit is open or shorted to ground
 
PSP switch ground (return) circuit is open
 
PCM has failed
 

Trouble Code: P1651



Power Steering Pressure Switch Circuit Malfunction

Possible Causes:



Steering wheel must be turned during the KOER Self-Test
 
PSP switch/shorting bar is damaged
 
PSP signal circuit is open or shorted to ground
 
PSP switch ground (return) circuit is open
 
PCM has failed
 

Trouble Code: P1700



Transaxle Mechanical Malfunction

Possible Causes:



This code can set due to low transmission fluid level
 

Trouble Code: P1701



Reverse Engagement Error

Possible Causes:



n/a
 

Trouble Code: P1702



TR Sensor Signal Intermittent

Possible Causes:



n/a
 

Trouble Code: P1703



Brake Switch Circuit Out of Self-Test Range

Possible Causes:



BPP switch circuit open or shorted
 
Brake Switch is misadjusted, damaged or has failed
 
Stop lamp circuits open or shorted
 
Malfunction in the module(s) connected to BPP circuit (i.e., the Rear Electronic Module on Windstar and LS, or the Lighting Control Module on the Continental and Town Car)
 
PCM has failed
 

Trouble Code: P1704



Transmission Range Sensor Circuit Out Of Self-Test Range

Possible Causes:



Digital TR sensor or shift cable misadjusted
 
Digital TR sensor circuit is open or shorted to ground
 
Digital TR sensor has failed
 

Trouble Code: P1705



Transmission Range Sensor Out of Self-Test Range

Possible Causes:



Gear selector not in Park or Neutral during the self-test
 
Digital TR sensor circuit is open or shorted to ground
 
Digital TR sensor has failed
 
PCM has failed
 

Trouble Code: P1728



Transmission Slip Malfunction

Possible Causes:



n/a
 

Trouble Code: P1780



Transmission Control Switch Out of Self-Test Range

Possible Causes:



TCS circuit open or shorted in the wiring harness
 
TCS not cycled during the self-test
 
TCS is damaged, or the PCM has failed
 

Trouble Code: P1784



Transmission System First Or Reverse Gear Malfunction

Possible Causes:



n/a
 

Trouble Code: P1785



Transmission System First Or Second Gear Malfunction

Possible Causes:



n/a
 

Trouble Code: P1786



Transmission System Second Or Third Gear Malfunction

Possible Causes:



n/a
 

Trouble Code: P1787



Transmission System Third Or Fourth Gear Malfunction

Possible Causes:



n/a
 

Trouble Code: P1788



3-2 Timing/Coast Clutch Solenoid Signal High Input

Possible Causes:



3-2 Timing or Coast Clutch solenoid circuit open or grounded, or the solenoid has failed
 
Coast Clutch solenoid is damaged or has failed
 

Trouble Code: P1789



3-2 Timing/Coast Clutch Solenoid Signal Low Input

Possible Causes:



3-2 Timing or Coast Clutch solenoid circuit is shorted
 
3-2 Timing solenoid is damaged or has failed
 
Coast Clutch solenoid is damaged or has failed
 

Trouble Code: P1901



Transmission System Malfunction

Possible Causes:



Harness connector not properly seated
 
Harness intermittently shorted or open
 
Harness connector damaged
 
TSS sensor damaged or not installed properly
 

 
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