Electric Park Brake (EPB): EPB

WARNING: This page is about a different car, the 2020 Jeep Renegade. However, it is still accessible from the selected car via links, so may be relevant.

NOTE:

In the case of manual operation of the Electric Park Brake (EPB) system, if required, via button, a change of status (off/insert) the system indicates any Diagnostic Trouble Codes (DTC's) (inability to change of State) with acoustic signaling (buzzer).

STEP	WHAT TO DO	THE RESULTS OF THE CHECKS
	Connect the diagnosis tool and check on CAN network information: absence of inactive control; absence of control in error; absence of control unit CAN dial in error	Continue to step 2	1. Error Control	1. Continue as indicated by the diagnostic tool
2. Dial Controllers CAN fail	2. Continue as indicated by the diagnostic tool

STEP

WHAT TO DO

THE RESULTS OF THE CHECKS

CHECK WITH DIAGNOSTIC TOOL

NO PROBLEM FOUND

PROBLEMS ENCOUNTERED

COURSE OF ACTION

Connect the diagnosis tool and check on CAN network information:

absence of inactive control;

absence of control in error;

absence of control unit CAN dial in error

Continue to step 2

1. Error Control

1. Continue as indicated by the diagnostic tool

2. Dial Controllers CAN fail

2. Continue as indicated by the diagnostic tool

2	CHECK WITH DIAGNOSTIC TOOL	NO PROBLEM FOUND	PROBLEMS ENCOUNTERED	COURSE OF ACTION
	Connect the diagnosis tool and check on the BSM/EPB unit in DTC's: the absence of DTC's	End of diagnosis	1. The presence of errors	1. Continue as indicated by the diagnostic tool
		End of diagnosis	2. EPB switch error	2. Continue to step 3

3	CHECK ELECTRICAL SYSTEM	NO PROBLEM FOUND	PROBLEMS ENCOUNTERED	COURSE OF ACTION
	Verify the functionality of the EPB and switch, the wiring insulation/continuity between circuit-breaker and BSM/EPB unit	End of diagnosis	1. Switch malfunction	1. Replace switch. Refer to SWITCH, ELECTRIC PARK BRAKE, REMOVAL AND INSTALLATION .
		End of diagnosis	2. Broken links/non-insulated	2. Restore electrical connections