Nissan Murano: Chassis and Body Maintenance / Exhaust System
Checking Exhaust System
Check exhaust pipes, muffler and mounts for improper attachment, leaks, cracks, damage or deterioration. Repair or replace as necessary.

Removal and Installation
REMOVALRemove center console side finisher (RH). Refer to Exploded View.
Remove glove box assembly. Refer to Removal and Installation...
Inspection
FLUID LEAKAGE
Check transaxle surrounding area (oil seal and plug etc.) for fluid leakage.
If transaxle appears to have oil seepage or a leak, follow the steps below to assist in a correct diagnosis...
Other information:
DTC Description
DTC DETECTION LOGIC DTC No.
Trouble diagnosis name
(Trouble diagnosis content) DTC detecting condition Possible cause
P1220
FPCM
(Fuel pump control module)
During engine cranking, the signal voltage of the FPCM to the ECM is too low...
DTC Description
DTC DETECTION LOGICAn improper voltage is sent to the ECM through exhaust valve timing control solenoid valve. DTC
CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
P0078
EX V/T ACT/CIRC-B1
[Exhaust valve timing control solenoid valve (bank 1) circuit]
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from exhaust valve timing control solenoid valve to ECM
Threshold
An improper voltage is sent to the ECM through exhaust valve timing control solenoid valve
Diagnosis delay time
—
P0084
EX V/T ACT/CIRC-B2
[Exhaust valve timing control solenoid valve (bank 2) circuit]
Diagnosis condition
Start engine and let it idle
Signal (terminal)
Voltage signal transmitted from exhaust valve timing control solenoid valve to ECM
Threshold
An improper voltage is sent to the ECM through exhaust valve timing control solenoid valve
Diagnosis delay time
—
POSSIBLE CAUSEP0078
Harness or connectors (Exhaust valve timing control solenoid valve circuit is open or shorted...