Mariner 4WD L4-2.5L (2010)
-
Do the stoplamps continue to illuminate?
Yes
If the LH rear lamp continues to illuminate, REPAIR circuit CLS18 (GY/BN) for a short to voltage. TEST the system for normal operation.
If the RH rear lamp continues to illuminate, REPAIR circuit CLS19 (VT/OG) for a short to voltage. TEST the system for normal operation.
No
GO to K7.
-------------------------------------------------
K3 CHECK THE STOPLAMP SWITCH
-
Disconnect: Stoplamp Switch C278.
-
Do the stoplamps continue to illuminate?
Yes
GO to K4 .
No
INSTALL a new stoplamp switch. REFER to Stoplamp Switch See: Brake Light Switch/Service and Repair. TEST the system for normal operation.
-------------------------------------------------
K4 CHECK THE PCM
-
Disconnect: PCM C175b.
-
Do the stoplamps continue to illuminate?
Yes
GO to K5.
No
GO to K6.
-------------------------------------------------
K5 CHECK THE STOPLAMP SWITCH OUTPUT CIRCUIT FOR A SHORT TO VOLTAGE
-
Disconnect: SJB C2280b.
-
Does the high mounted stoplamp continue to illuminate?
Yes
REPAIR circuit CCB08 (VT/WH) for a short to voltage. TEST the system for normal operation.
No
GO to K7.
-------------------------------------------------
K6 CHECK FOR CORRECT PCM OPERATION
-
Disconnect all the PCM connectors.
-
Check for:
-
corrosion
-
damaged pins
-
pushed-out pins
-
Connect all the PCM connectors and make sure they seat correctly.
-
Operate the system and verify the concern is still present.
-
Is the concern still present?