2001 Infiniti QX4 Direct-Hit – Hotline Archive Detail

Download Vehicle Application: 2001 Infiniti QX4 3.5L, USA/Canada 2002 Nissan Pathfinder 3.5L, USA/Canada 2001 Nissan Pathfinder 3.5L, USA/Canada2003 Infiniti QX4 3.5L, USA/Canada Customer Concern: The check engine light is on with a trouble code P1140. Tests/Procedures: 1. Check the right side (passenger side) Intake Valve Timing Control Position (IVTCP) sensor for 12 volts on the Black/White wire. 2. Check the IVTCP sensor for a good ground on the Black wire. 3. Scope the Yellow/Green signal wire and look for a square wave signal of around 8 volts. Check the pattern of the right side sensor and if unsure of the pattern, compare it to the left bank sensor. Potential Causes: IVTCP Sensor Wiring — IVTCP sensor wiring/connection. Tech Tips: This code is for the right (passenger) bank IVTCP Sensor or sensor circuit. The right and left bank sensors can be swapped from side to side to see if the code will follow the sensor.… Read More

2000 Audi A4 Quattro oxygen sensor Bank 1 sensor 1 malfunction

Download 2000 Audi A4 Quattro 2.8L, Vin H, Eng Cfg V6, Eng Des ATQ, USA/Canada 2000 Audi A6 Quattro 2.8L, Vin H, Eng Cfg V6, Eng Des ATQ Customer Concern: MIL on, DTC P0130 – 16514 – oxygen sensor Bank 1 sensor 1 malfunction; P0150 – 16534 – oxygen sensor Bank 2 sensor 1 malfunction. Engine has extended crank time after sitting for more than a few hours. Tests/Procedures: 1. Trouble Code P0130 (16514) indicates an electrical malfunction with the Bank1, Sensor 1 Oxygen Sensor (O2). Connect a full function Audi compatible scan tool. Enter address menu 01 “Engine Electronics”. Enter functions menu 08 “Read Measuring Value Block”. Enter display group 041. Check specified values in fields 1. Field 1 displays Oxygen Sensor (O2) Bank 1, Sensor 1 (B1S1) heater circuit resistance. Specification is 0.0 to 0.9 Kohm. Note: If the O2′s have not yet reached their operating temperature, there will be no indication in display field 1.… Read More

2000 Ford Pickup F250 Super Duty EXHAUST BACKPRESSURE (EBP) SENSOR

Download SELF-DIAGNOSTICS – EEC-V (DIESEL) -2000 Ford Pickup F250 Super Duty EXHAUST BACKPRESSURE (EBP) SENSOR. Perform this test when directed by QUICK TEST. This test is intended to diagnose: Exhaust Backpressure (EBP) Sensor • Wiring Harness Circuits (SIG RTN, VREF & EBP Signal) • Powertrain Control Module (PCM) • 1) DTC P0470 This DTC indicates PCM detected EBP sensor malfunction during KOEO ON-DEMAND SELF-TEST. Possible causes for this DTC are: Faulty EBP Sensor • Open Or Shorted Circuit • Faulty PCM • Ensure scan tool is connected to Data Link Connector (DLC). Using scan tool, select EBP PID from PID/DATA monitor menu. If EBP reading is less than 18.5 psi, clear DTCs. Repeat KOEO ON-DEMAND SELF-TEST . If DTC is still present, replace PCM. If EBP reading is 18.5 psi or more, go to next step. 2) Check Signal Ground Circuit Turn ignition off. Disconnect EBP sensor connector. Sensor is located on top front of engine.… Read More

2000-2002 Infiniti G20 MIL “ON” REAR O2 SENSOR DTC P0138/P0139/P0140

Download If a 2000 to 2002 G20 has a MIL “On” and any of the following DTCs stored in the ECM: • P0138 Heated Oxygen Sensor 2 (Rear) (Bank 1) (Max. Voltage Monitoring) • P0139 Heated Oxygen Sensor 2 (Rear) (Bank 1) (Response Monitoring) • P0140 Heated Oxygen Sensor 2 (Rear) (Bank 1) (High Voltage) Start with the Service Procedure to find out if the bulletin applies to this vehicle. If it does apply, complete the Service Procedure to repair the incident, if it should occur. SERVICE PROCEDURE You will be performing the following, as required: • Determine the DTC Stored in ECM from the CONSULT-II Self-diagnosis results. • ECM Part Number Check to determine if this bulletin applies. • ECM Reprogramming (required if the ECM P/N in the vehicle matches one of those listed under “Current ECM P/N” in Chart A -page 2). • Replacing the Rear Oxygen Sensor (required if ECM Reprogramming is needed).… Read More

2002 Cadillac DeVille DHS V8-4.6L VIN Y

Download 2002 Cadillac DeVille DHS V8-4.6L VIN Y Recall – Fuel Tank Pressure Sensor Malfunction. Product Safety – Fuel Tank Pressure Sensor # 03038A – (03/17/2004) 03038A — Fuel Tank Pressure Sensor 2002-2003 Cadillac DeVille, Seville Equipped with V8 (4.6L) Engine (LD8/L37) 2002-2003 Oldsmobile Aurora Equipped with V8 (4.0L) Engine (L47) 2002-2003 Pontiac Bonneville SSEi This bulletin is being revised to remove the parts restriction on the fuel tank and eliminate the need for the recall identification label. Please discard bulletin 03035, issued October 2003. Condition General Motors has decided that a defect which relates to motor vehicle safety exists in certain 2002-2003 model year Cadillac DeVille and Seville vehicles equipped with a V8 (4.6L) engine (LD8/L37), Oldsmobile Aurora vehicles equipped with a V8 (4.0L) engine (L47), and Pontiac Bonneville SSEi vehicles. The fuel tank pressure sensors in these vehicles are unusually susceptible to malfunctions. If the sensor malfunctions, excessive vacuum can be applied to the fuel tank during self-diagnostic testing.… Read More

Sorento/Sedona Throttle Position Sensor W/3.5L Engine

Download provides information related to the Throttle Position Sensor (TPS) for Sorento & Sedona models. Some Sorento & Sedona vehicles may exhibit diagnostic trouble codes P0121 and/or P1121. This condition mainly occurs in high ambient or desert areas, and can be related to the occasional increase in contact resistance due to excessive wear of the inner elements of the TP sensor. This bulletin describes the proper service and adjustment procedure for replacing the TP Sensor. – Effective Vehicle Information 2003-2006 Sorento 3.5L 2002-2005 Sedona 3.5L – Parts Information Part Name Previous Part No. New Part No. Throttle Position Sensor 35102 39000 35102 39000FFF – Service Procedure Replacement Procedure: 1. Turn ignition OFF. Remove engine cover and disconnect electrical connector from TP Sensor. 2. Remove two (2) retaining screws from TP Sensor and remove from throttle body. 3. Install new TP Sensor to throttle body. Install retaining screws and hand tighten lightly.… Read More

2001 Mercedes-Benz SLK320 Engine light is on with no acceleration

Download Vehicle Application: 2000 Mercedes-Benz ML320 3.2L 2001 Mercedes-Benz E320 3.2L 2001 Mercedes-Benz C240 2.6L 2001 Mercedes-Benz E320 4Matic 3.2L 2001 Mercedes-Benz C320 3.2L 2002 Mercedes-Benz ML320 3.2L Customer Concern: Engine light is on with no acceleration. Fault code is P0120. Tests/Procedures: 1. Connect scan tool and monitor voltages of pedal sensor B37. Signal 1 (Accelerator pedal position: Idle speed):[0.2...0.5] V Signal 2 (Accelerator pedal position: Idle speed):[0.1...0.5] V Signal 1 (Accelerator pedal position:Kickdown):[4.3...4.8] V Signal 2 (Accelerator pedal position:Kickdown):[2.1...2.5] V 2. If voltages are out of specification verify correct reference voltage to sensor by measuring between pins 6 (Black/White wire) and pin 1 (Blue/Grey wire) on pedal sensor connector. Voltage needs to be between 4.75 and 5.25 volts. 3. Test throttle body voltages with scan tool. Potentiometer #2 signal voltage ignition on, accelerator pedal position CTP 0.3-0.9 VDC, WOT > CTP value Potentiometer #1 signal voltage Ignition on, accelerator pedal position CTP 4.0-4.6 VDC, WOT < CTP value.… Read More

1999 Saturn SL Engine – Driveability Concerns/Cooling System DTC’s Set

Download 1999 Saturn SL1 L4-1.9L SOHC VIN 8 Vehicle Level Powertrain Management Computers and Control Systems Coolant Temperature Sensor/Switch (For Computer) Technical Service Bulletins All Technical Service Bulletins Engine – Driveability Concerns/Cooling System DTC’s Set. SUBJECT: Engine Coolant Temperature Sensor Related Diagnostic Trouble Code(s) and/or the Following Conditions: Hard Start, Erratic Idle, Rough Running. Engine Overheating, Low and/or Leaking Coolant, and/or Service Engine Soon Lamp Illuminated. (Replace Engine Coolant Temperature Sensor with New Design Sensor- P/N 21025106) MODELS AFFECTED: 1991-2001 Saturn S-Series vehicles CONDITION: Customers may comment about various driveability and/or engine operating concerns including: hard start, erratic idle, rough running, engine overheating, low and/or leaking coolant, and/or Service Engine Soon lamp illuminated. CAUSE: This condition may be caused by a cracked engine coolant temperature sensor. CORRECTION: Replace engine coolant temperature sensor, inspect and if necessary replace sensor harness connector. Refer to procedure in this bulletin to replace engine coolant temperature sensor and Parts Requirements for specific parts information.… Read More

LM7, L59 or L33 Engines with Cold Start Rough or Incorrect Idle, Misfire, Malfunction Indicator Lamp (MIL) or Flashing Requiring O2 Sensor Replacement (Reprogram PCM)

Download Models: 2004-2005 Cadillac Escalade 2004-2005 Chevrolet Avalanche, Silverado 1500, Suburban, Tahoe 2005 Chevrolet Silverado Hybrid (HP2) 2004-2005 GMC Sierra 1500, Yukon, Yukon XL 2005 GMC Sierra Hybrid (PH2) with Vortec 5300 5.3L V-8 Engine (VINs T, Z, B — RPOs LM7, L59, L33) Condition Some customers may comment on a Malfunction Indicator Lamp (MIL) On or that the MIL is flashing. An actual engine misfire may or may not be felt along with an incorrect idle speed. Typically this occurs during cold winter months, on cold engine starts. Some vehicles may have been previously serviced for the same condition. Technicians may also find the following DTCs stored with the Tech 2® P0131, P0133, P0134, P0137, P0138, P0140, P0151, P0153, P0154, P0157, P1133, which may be in conjunction with P0171, P0174, P0300 and P1138. Cause Water shock occurs when water droplets are present in the exhaust. The water in the exhaust contacts the sensor element inside the HO2 sensor, causing the HO2 sensor element to crack.… Read More

1999-2001 Infiniti Q45 (FY33) MIL “ON” REAR O2 SENSOR DTC

Download 1999-2001 Q45 (FY33) SERVICE INFORMATION If a 1999, 2000, or 2001 Q45 has a MIL “On” and any of the following DTCs stored in the ECM: • P0138 Heated Oxygen Sensor 2 (Rear) (Bank 1) (Max. Voltage Monitoring) • P0139 Heated Oxygen Sensor 2 (Rear) (Bank 1) (Response Monitoring) • P0140 Heated Oxygen Sensor 2 (Rear) (Bank 1) (High Voltage) • P0158 Heated Oxygen Sensor 2 (Rear) (Bank 2) (Max. Voltage Monitoring) • P0159 Heated Oxygen Sensor 2 (Rear) (Bank 2) (Response Monitoring) • P0160 Heated Oxygen Sensor 2 (Rear) (Bank 2) (High Voltage) Start with the Service Procedure to find out if the bulletin applies to this vehicle. If it does apply, complete the Service Procedure to repair the incident, if it should occur. SERVICE PROCEDURE You will be performing the following, as required: • Determine the DTC Stored in ECM from the CONSULT-II Self-diagnosis results. • ECM Part Number Check to determine if this bulletin applies.… Read More