ALL 2010 AND UP INFINITI MODELS; PERMANENT DTC (P-DTC) INFORMATION
Starting with 2010 Model Year, Infiniti vehicles have been gradually incorporating a new type of DTC known as “Permanent DTC or P-DTC”.
ALL INFINITI MODELS; DIAGNOSIS OF POOR ACCELERATION OR LACK OF POWER
If a customer describes lack of power or poor acceleration, perform the following checks before attempting any repair.
ALL INFINITI MODELS; FLUID LEAK REPAIR SERVICE INFORMATION
The following information is provided to help ensure correct diagnosis and repair of fluid leaks. All fluid leaks, when properly diagnosed, should be repaired (whether under warranty or customer pay) to ensure proper vehicle operation.
INFINITI; HITACHI BRAND POWER STEERING GEAR SERVICE INFORMATION
When diagnosing an applied vehicle for possible power steering gear (rack and pinion steering rack, or steering rack) leak issues, in some cases it may appear the steering rack is leaking when actually, it’s not. Use this service bulletin to help make a more accurate diagnosis of the steering rack.
VARIOUS INFINITI MODELS; INTELLIGENT KEY NOT DETECTED / ENGINE WILL NOT START
Intelligent Key (I-Key) systems on the Applied Vehicles use two (2) different Radio Frequencies (RF) that are similar to other wireless devices; 315 MHz and 433 MHz.
In the event another wireless device (e.g. aftermarket alarm system) is transmitting at the same time as an I-Key, it can interfere with the I-Key signals being received by the BCM.
ALL INFINITI MODELS; LOW TIRE PRESSURE WARNING SYSTEM;
This bulletin has compiled Tire Pressure Monitor System (TPMS) and Low Tire Pressure Warning System (LTPWS) information for:
Basic Diagnosing of TPMS/LTPWS systems.
Aftermarket wheels.
Inflating/deflating tires with TPMS/LTPWS sensors.
Moving TPMS/LTPWS wheel assemblies from one vehicle to another and TPMS/LTPWS sensor registration.
Radio Frequency interference causing a “No Data” (C1708, C1709, C1710, C1711) condition.
Sensor leaks.
Air pressure changes with altitude and ambient temperatures.
-REVISED- 2011-2013 INFINITI QX56; WHINE NOISE FROM ENGINE AREA
A whine type noise is coming from the Bank 2 (B2) side of the timing chain system.
• The noise is best heard from the high pressure fuel pump area.
• The noise should increase in frequency with engine speed (RPM).
• If the noise does not increase with engine speed, the timing chain system may not be the cause.
Refer to the appropriate section of the Electronic Service Manual (ESM) for further diagnosis.
-REVISED- 2010-2012 INFINITI G37 SEDAN, G37 COUPE, G37 CONVERTIBLE, 2011-2012 M37, M56, QX56; MIL ON WITH DTC P0106 STORED
An APPLIED VEHICLE has the MIL 'ON' with DTC P0106 (Manifold Absolute Pressure (MAP) circuit
range/performance) stored in the ECM.