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Home >> Jeep >> 2005 >> Wrangler Rubicon, Standard >> Repair and Diagnosis >> External Pages >> Different car >> Section 569 (Nag1 Automatic Transmission - Shifter Diagnostics) >> DTC Troubleshooting >> P0931-BTSI Control Circuit High >> Possible Causes

Possible Causes

WARNING: This page is about a different car, the 2005 Jeep Grand Cherokee. However, it is still accessible from the selected car via links, so may be relevant.
Possible Causes 
ENGINE BRAKE DTC'S PRESENT
ABS DTC'S PRESENT
(B29) BRAKE SWITCH SIGNAL OPEN
(B29) BRAKE SWITCH SIGNAL SHORT TO VOLTAGE
SHIFT LEVER ASSEMBLY

Always perform the Pre-Diagnostic Troubleshooting procedure before proceeding. (Refer to  NAG1 PRE-DIAGNOSTIC TROUBLESHOOTING PROCEDURE  . 

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