P0725 code car will not start - 2001 Volkswagen Beetle

Those are transmission codes. P0700 is to alert you to the fact the transmission has a fault code stored, the P0725 is the fault that has occurred. Follow the link for info on P0725
P0725 Jeep Engine Speed Sensor Circuit

Here is a thread at a Nissan forum that covers this as it happens often.

2005 Altima P0335 and P0725 errors Nissanhelp com Forums

Here's a LINK to code P0725.Here's CODE P0826.

P0725 - Engine Speed Sensor Input Circuit Malfunction

ossible causes- Open or shorted CKP sensor circuit condition
- Poor CKP sensor electrical connection
- Check communication error between the ECM and TCM
- Failed CKP Sensor

P0725 JEEP Description The Engine Control Module (ECM) monitors the engine speed through the Crankshaft Position (CKP) sensor with the engine running, and send signal to the Transmission Control Module (TCM).
The code is set when the TCM does not get an engine speed signal from the ECM.
Could be a problem with either computer, the link between the two, or the crank sensor.

Read more: http://engine-codes.com/p0725_jeep.html#ixzz21kbHJXdi

P0725 VOLKSWAGEN - Engine Speed Input Circuit Malfunction

Possible causes- Open or shorted CKP sensor circuit condition
- Poor CKP sensor electrical connection
- Check communication error between the ECM and TCM
- Failed CKP Sensor When is the code detected?The P0725 Codes is triggered when TCM does not receive the engine speed signal from ECM

In the kit there are two sensor that look identical. The one for the crankshaft has a white paint mark on it near the bolt hole. Make sure that it is in the right location.

p0725 is actually a transmission code your input speed sensor on the transmission is bad replace it a your code will go away