Nissan Rogue (T33) 2021-Present Service Manual: Kr15ddt :: Symptom Diagnosis. Overheating Cause Analysis

Nissan Rogue (T33) 2021-Present Service Manual / Engine :: Engine Cooling System / Kr15ddt :: Symptom Diagnosis. Overheating Cause Analysis

Overheating Cause Analysis

Troubleshooting Chart

  Symptom Check items
Cooling system parts malfunction Poor heat transfer Water pump malfunction Worn or loose drive belt —
Thermostat stuck closed Coolant circulation
Damaged fins Dust contamination or rock clogging
Mechanical damage
Clogged radiator cooling tube Excess foreign material (rust, dirt, sand, etc.)
Reduced air flow Cooling fan does not operate Engine cooling fans —
High resistance to fan rotation
Damaged fan blades
Damaged radiator shroud — Radiator shroud —
Improper coolant mixture ratio — Coolant viscosity —
Poor coolant quality — Periodic maintenance —
Insufficient coolant Coolant leaks Cooling hose Loose clamp
Cracked hose
Water pump Poor sealing
Reservoir tank cap Loose
Poor sealing
Radiator O-ring for damage, deterioration or improper fitting
Cracked radiator tank
Cracked radiator core
Reservoir tank Cracked reservoir tank
Overflowing reservoir tank Exhaust gas leaks into cooling system Cylinder head deterioration
Cylinder head gasket deterioration
Except cooling system parts malfunction — Overload on engine Abusive driving High engine rpm under no load
Driving in low gear for extended time
Driving at extremely high speed
Powertrain system malfunction —
Installed improper size wheels and tires
Dragging brakes
Improper ignition timing
Blocked or restricted air flow Blocked radiator grille Installed car brassiere —
Mud contamination or paper clogging
Blocked bumper
Blocked radiator
Blocked condenser
Installed large fog lamp
    Kr15ddt. System Description. Description
    Description Engine Cooling System Water pump Water pump housing Oil cooler Multi-way control valve Turbocharger assembly EGR cooler From reservoir tank From CVT oil warmer To el...
    Kr15ddt. Periodic Maintenance
    Engine Coolant Inspection LEVEL Check that the reservoir tank engine coolant level is within the “MIN” to “MAX” when the engine is cool. : MAX : MIN Adjust the engine co...

    Other materials:

    Type B. Preparation. Preparation
    Preparation Commercial Service Tools Tool name Description Variable resistor Check fuel gauge indication position Power tool Loosening screws ...

    Symptom Diagnosis. Ign Off Interlock Door Unlock Function Does Not Operate
    Diagnosis Procedure CHECK “AUTO DOOR UNLOCK” SETTING IN COMBINATION METER Check “Auto Door Unlock” setting is “IGN OFF”. Is the inspection result normal? YES>> GO TO 2. NO>> Set “IGN OFF” in combination meter. REPLACE BCM Replace BCM. Refer to Removal and I ...

    P05ec Cold Start Control
    DTC Description ECM controls fuel injection timing and fuel injection quantity when engine is started with the engine cold.This control promotes the activation of three way catalyst by heating the catalyst and reduces emissions.DTC DETECTION LOGIC DTC CONSULT screen terms (Trouble diagnosis co ...