There is a qsa manual for TS just like QS; when you buy the TS standard from AIAG; ask for the MSA book also. It gives good explanations for what auditors will look for.
There is a QSA book for TS also; except its called something different (don't have it here). When you order the TS standard from AIAG; ask for the QSA book also. It gives good explanations on what the auditor will look for.