DTC Troubleshooting: P1703
DTC P1703: Clutch Switch Incorrect Correlation
NOTE: Before you troubleshoot, review the general troubleshooting information.

DTC Description
Confirmed DTC
Pending DTC
Freeze Frame
P1703 Clutch Switch Incorrect Correlation
      

1.
Clutch pedal position switch installation check:

Clutch pedal position switch installation check
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Check clutch pedal position switches A/C, and B/D installation.

Is it damaged or loose?

     
YES
     
     
     
     
NO
     
     
     
Go to step 2.
2.
Clutch pedal position switch signal check:

Clutch pedal position switch signal check
?1.
Turn the vehicle to the ON mode.

?2.
Check CLUTCH PEDAL POSITION SWITCH A, A (C), and D in the DATA LIST with the HDS.
Signal
Current conditions
Values
Unit
CLUTCH PEDAL POSITION SWITCH A
    
CLUTCH PEDAL POSITION SWITCH A (C)
    
CLUTCH PEDAL POSITION SWITCH D
    

?3.
Press the clutch pedal slowly, and check the value (OPEN or CLOSE) change timing of CLUTCH PEDAL POSITION SWITCH A, A (C), and D, and compare them to the following table.
CLUTCH PEDAL POSITION SWITCH
Clutch Pedal Release

(slowly pressed)

(slowly pressed)

(slowly pressed)
Clutch Pedal Fully Pressed
A
OPEN
OPEN
OPEN
CLOSE
CLOSE
A (C)
OPEN
OPEN
CLOSE
CLOSE
CLOSE
D
CLOSE
OPEN
OPEN
OPEN
OPEN

Is the change timing same as the table?

     
All signal same as table
     
     
     
Intermittent failure, the system is OK at this time. Check for poor connections or loose terminals at clutch pedal position switches A/C, B/D, and the PCM. If the freeze data/on-board snapshot of this DTC is recorded, try to reproduce the failure under the same conditions with the freeze data/on-board snapshot.?
     
CLUTCH PEDAL POSITION SWITCH A signal failure
     
     
     
Go to step 3.
     
CLUTCH PEDAL POSITION SWITCH C signal failure
     
     
     
Go to step 9.
     
CLUTCH PEDAL POSITION SWITCH D signal failure
     
     
     
Go to step 15.
3.
Clutch pedal position switch A signal check (stuck OPEN or CLOSE):

Clutch pedal position switch A signal check (stuck OPEN or CLOSE)
?1.
Check the parameter(s) below with the HDS.
Signal
Current conditions
Values
Unit
CLUTCH PEDAL POSITION SWITCH A
    

?2.
Press the clutch pedal slowly, and check the value of CLUTCH PEDAL POSITION SWITCH A.

Is the value OPEN or CLOSE?

     
OPEN
     
     
     
Go to step 4.
     
CLOSE
     
     
     
Go to step 7.
4.
Determine possible failure area (clutch pedal position switch A, others):

Determine possible failure area (clutch pedal position switch A, others)
?1.
Disconnect the following connector.
Clutch pedal position switch A/C 4P connector

?2.
Connect terminals A and B with a jumper wire.
Terminal A
Clutch pedal position switch A/C 4P connector No. 1
Terminal B
Clutch pedal position switch A/C 4P connector No. 4


?3.
Turn the vehicle to the ON mode.

?4.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH A
CLOSE
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
     
NO
     
     
     
Go to step 5.
5.
Open wire check (GND line):

Open wire check (GND line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Remove the jumper wire from the clutch pedal position switch A/C 4P connector.

?3.
Connect terminals A and B with a jumper wire.
Terminal A
Clutch pedal position switch A/C 4P connector No. 4
Terminal B
Body ground


?4.
Turn the vehicle to the ON mode.

?5.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH A
CLOSE
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
Repair an open in the GND wire between clutch pedal position switch A/C and G302.?
     
NO
     
     
     
Go to step 6.
6.
Open wire check (CLUTCH SW(SA) line):

Open wire check (CLUTCH SW(SA) line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Jump the SCS line with the HDS.


?3.
Disconnect the following connector.
PCM connector A (51P)

?4.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Clutch pedal position switch A/C 4P connector: disconnected
 
PCM connector A (51P): disconnected
 
Clutch pedal position switch A 4P connector No. 4: jumped to body ground
Test point 1
PCM connector A (51P) No. 10
Test point 2
Body ground

Is there continuity?

     
YES
     
     
     
The CLUTCH SW(SA) wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If DTC P1703 goes away and the PCM was updated, troubleshooting is complete. If DTC P1703 goes away and the PCM was substituted, replace the original PCM.?
     
NO
     
     
     
Repair an open in the CLUTCH SW(SA) wire between the PCM (A10) and clutch pedal position switch A/C.?
7.
Determine possible failure area (clutch pedal position switch A, others):

Determine possible failure area (clutch pedal position switch A, others)
?1.
Disconnect the following connector.
Clutch pedal position switch A/C 4P connector

?2.
Turn the vehicle to the ON mode.

?3.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH A
OPEN
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
     
NO
     
     
     
Go to step 8.
8.
Shorted wire check (CLUTCH SW(SA) line):

Shorted wire check (CLUTCH SW(SA) line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Jump the SCS line with the HDS.


?3.
Disconnect the following connector.
PCM connector A (51P)

?4.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Clutch pedal position switch A/C 4P connector: disconnected
 
PCM connector A (51P): disconnected
Test point 1
Clutch pedal position switch A 4P connector No. 4
Test point 2
Body ground


Is there continuity?

     
YES
     
     
     
Repair a short in the CLUTCH SW(SA) wire between clutch pedal position switch A/C and the PCM (A10).?
     
NO
     
     
     
The CLUTCH SW(SA) wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If DTC P1703 goes away and the PCM was updated, troubleshooting is complete. If DTC P1703 goes away and the PCM was substituted, replace the original PCM.?
9.
Clutch pedal position switch C signal check (stuck OPEN or CLOSE):

Clutch pedal position switch C signal check (stuck OPEN or CLOSE)
?1.
Check the parameter(s) below with the HDS while pressing the clutch pedal slowly, and check the value of CLUTCH PEDAL POSITION SWITCH A (C).
Signal
Current conditions
Values
Unit
CLUTCH PEDAL POSITION SWITCH A (C)
    

Is the value OPEN or CLOSE?

     
OPEN
     
     
     
Go to step 10.
     
CLOSE
     
     
     
Go to step 13.
10.
Determine possible failure area (clutch pedal position switch C, others):

Determine possible failure area (clutch pedal position switch C, others)
?1.
Disconnect the following connector.
Clutch pedal position switch A/C 4P connector

?2.
Connect terminals A and B with a jumper wire.
Terminal A
Clutch pedal position switch A/C 4P connector No. 2
Terminal B
Clutch pedal position switch A/C 4P connector No. 3


?3.
Turn the vehicle to the ON mode.

?4.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH A (C)
CLOSE
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
     
NO
     
     
     
Go to step 11.
11.
Open wire check (GND line):

Open wire check (GND line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Remove the jumper wire from the clutch pedal position switch A/C 4P connector.

?3.
Connect terminals A and B with a jumper wire.
Terminal A
Clutch pedal position switch A/C 4P connector No. 3
Terminal B
Body ground


?4.
Turn the vehicle to the ON mode.

?5.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH A (C)
CLOSE
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
Repair an open in the GND wire between clutch pedal position switch A/C and G302.?
     
NO
     
     
     
Go to step 12.
12.
Open wire check (CLUTCH SW(SHIFT UP) line):

Open wire check (CLUTCH SW(SHIFT UP) line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Jump the SCS line with the HDS.


?3.
Disconnect the following connector.
PCM connector A (51P)

?4.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Clutch pedal position switch A/C 4P connector: disconnected
 
PCM connector A (51P): disconnected
 
Clutch pedal position switch A/C 4P connector No. 3: jumped to body ground
Test point 1
PCM connector A (51P) No. 9
Test point 2
Body ground

Is there continuity?

     
YES
     
     
     
The CLUTCH SW(SHIFT UP) wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If DTC P1703 goes away and the PCM was updated, troubleshooting is complete. If DTC P1703 goes away and the PCM was substituted, replace the original PCM.?
     
NO
     
     
     
Repair an open in the CLUTCH SW(SHIFT UP) wire between the PCM (A9) and clutch pedal position switch A/C.?
13.
Determine possible failure area (clutch pedal position switch C, others)

Determine possible failure area (clutch pedal position switch C, others)
?1.
Disconnect the following connector.
Clutch pedal position switch A/C 4P connector

?2.
Turn the vehicle to the ON mode.

?3.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH A (C)
OPEN
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
     
NO
     
     
     
Go to step 14.
14.
Shorted wire check (CLUTCH SW(SHIFT UP) line):

Shorted wire check (CLUTCH SW(SHIFT UP) line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Jump the SCS line with the HDS.


?3.
Disconnect the following connector.
PCM connector A (51P)

?4.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Clutch pedal position switch A/C 4P connector: disconnected
 
PCM connector A (51P): disconnected
Test point 1
Clutch pedal position switch A/C 4P connector No. 3
Test point 2
Body ground


Is there continuity?

     
YES
     
     
     
Repair a short in the CLUTCH SW(SHIFT UP) wire between clutch pedal position switch A/C and the PCM (A9).?
     
NO
     
     
     
The CLUTCH SW(SHIFT UP) wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If DTC P1703 goes away and the PCM was updated, troubleshooting is complete. If DTC P1703 goes away and the PCM was substituted, replace the original PCM.?
15.
Clutch pedal position switch D signal check (stuck OPEN or CLOSE):

Clutch pedal position switch D signal check (stuck OPEN or CLOSE)
?1.
Check the parameter(s) below with the HDS while pressing the clutch pedal slowly, and check the value of CLUTCH PEDAL POSITION SWITCH D.
Signal
Current conditions
Values
Unit
CLUTCH PEDAL POSITION SWITCH D
    

?2.
Press the clutch pedal slowly, and check the value of CLUTCH PEDAL POSITION SWITCH D.

Is the value OPEN or CLOSE?

     
OPEN
     
     
     
Go to step 16.
     
CLOSE
     
     
     
Go to step 19.
16.
Determine possible failure area (clutch pedal position switch D, others):

Determine possible failure area (clutch pedal position switch D, others)
?1.
Disconnect the following connector.
Clutch pedal position switch B/D 6P connector

?2.
Connect terminals A and B with a jumper wire.
Terminal A
Clutch pedal position switch B/D 6P connector No. 1
Terminal B
Clutch pedal position switch B/D 6P connector No. 3


?3.
Turn the vehicle to the ON mode.

?4.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH D
OPEN
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
     
NO
     
     
     
Go to step 17.
17.
Open wire check (GND line):

Open wire check (GND line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Remove the jumper wire from the clutch pedal position switch B/D 6P connector.

?3.
Connect terminals A and B with a jumper wire.
Terminal A
Clutch pedal position switch B/D 6P connector No. 3
Terminal B
Body ground


?4.
Turn the vehicle to the ON mode.

?5.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH D
CLOSE
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
Repair an open in the GND wire between clutch pedal position switch B/D and G302.?
     
NO
     
     
     
Go to step 18.
18.
Open wire check (CLUTCH SW(I/S) line):

Open wire check (CLUTCH SW(I/S) line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Jump the SCS line with the HDS.


?3.
Disconnect the following connector.
PCM connector A (51P)

?4.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Clutch pedal position switch B/D 6P connector: disconnected
 
PCM connector A (51P): disconnected
 
Clutch pedal position switch B/D 6P connector No. 3: jumped to body ground
Test point 1
PCM connector A (51P) No. 20
Test point 2
Body ground

Is there continuity?

     
YES
     
     
     
The CLUTCH SW(I/S) wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If DTC P1703 goes away and the PCM was updated, troubleshooting is complete. If DTC P1703 goes away and the PCM was substituted, replace the original PCM.?
     
NO
     
     
     
Repair an open in the CLUTCH SW(I/S) wire between the PCM (A20) and clutch pedal position switch B/D.?
19.
Determine possible failure area (clutch pedal position switch D, others):

Determine possible failure area (clutch pedal position switch D, others)
?1.
Disconnect the following connector.
Clutch pedal position switch B/D 6P connector

?2.
Turn the vehicle to the ON mode.

?3.
Check the parameter(s) below with the HDS.
Signal
Threshold
Current conditions
Values
Unit
Values
Unit
CLUTCH PEDAL POSITION SWITCH D
OPEN
      

Do the current condition(s) match the threshold?

     
YES
     
     
     
     
NO
     
     
     
Go to step 20.
20.
Shorted wire check (CLUTCH SW(I/S) line):

Shorted wire check (CLUTCH SW(I/S) line)
?1.
Turn the vehicle to the OFF (LOCK) mode.

?2.
Jump the SCS line with the HDS.


?3.
Disconnect the following connector.
PCM connector A (51P)

?4.
Check for continuity between test points 1 and 2.
Test condition
Vehicle OFF (LOCK) mode
 
Clutch pedal position switch B/D 6P connector: disconnected
 
PCM connector A (51P): disconnected
Test point 1
Clutch pedal position switch B/D 6P connector No. 3
Test point 2
Body ground


Is there continuity?

     
YES
     
     
     
Repair a short in the CLUTCH SW(I/S) wire between clutch pedal position switch B/D and the PCM (A20).?
     
NO
     
     
     
The CLUTCH SW(I/S) wire is OK. Update the PCM if it does not have the latest software, or substitute a known-good PCM, then recheck. If DTC P1703 goes away and the PCM was updated, troubleshooting is complete. If DTC P1703 goes away and the PCM was substituted, replace the original PCM.?