What kind of problems does the Volvo 960 have?
[Editor: 960/90 series cars suffer from numerous wiring and electrical troubles, all explained in the 960 section Emission Control Problems (High HC, CO, NOx): Emission Control Problems: High HC, CO or NOx Abbreviations: AMM = Air Mass Meter ECT = Engine Coolant Temperature sensor
Why does my Volvo engine cut out at speed?
Hunting Idle; Faulty TPS or ECT High Idle at Startup: TPS Failure Idle Surge, High Idle, Poor Idle: Vacuum Leak Slight Backfiring While Coasting; TPS Mis-adjusted Symptoms Related to Electrical Malfunctions: Sudden Cut-Out While Driving; Electrical Causes Engine Cuts Out at Speed: Ignition Power Stage Failure
What causes a Volvo Car to stall during turn?
Rich Running Problems: General Diagnostic Notes Car Stalls; Bad FPR Likely Cause Car Stalls During Turn; Bad Fuel Pre-Pump Likely Cause Poor Performance; Rich Mixture Smell: Diagnostics; Faulty FPR Poor Perfomance, Bad Acceleration: Faulty FPR
What are the diagnostic codes for a Volvo?
Hesitation, Poor Idle: ECU Failure with Codes 2-3-1; 2-3-2 Loss of Power; Rough Running; Knocking: Bad Engine Knock Sensor Retarded Timing or Knock Sensor Code: Wiring Interference Rough Running; Cylinder Diagnosis Hunting Idle; Faulty TPS or ECT
960 Valve and Head Problems Oil Leaks: Diagnosis Vacuum Leaks: Diagnosis Porous 960 B6304 Blocks Cracked Blocks B6304 Compression Test 960 B6304 Intake Manifold Gasket
Where are the coil packs on a Volvo 960?
Remove spark plug access cover. (Black cover on top of engine.) Once you have the black plastic cover off, number the coil packs with a magic marker 1 – 6 front to back so you can correctly replace them. Coil packs are held in with a pair of 10mm bolts (A and B in the illustration.
Where are the spark plugs on a Volvo 960?
[Responses: Carlos Torres/Tom Irwin/Warren Bain] The plugs are on the middle of the engine. Remove spark plug access cover. (Black cover on top of engine.) Once you have the black plastic cover off, number the coil packs with a magic marker 1 – 6 front to back so you can correctly replace them.
What causes brake pulsation in Volvo S90?
960 Brake Pulsations 960 Driveline Noise: Failing Grease Seal at Rear of Driveshaft Removing the Camshaft Position Sensor Oxygen Sensor Code in 960 OBD-II Scanner for 96+ 960/90 Cars 960 Fuel Tank Hose Failure 960 Air Conditioning Failure Points
When to change timing belt on Volvo 960?
See 960 Timing Belt Changefor important information regarding the timing belt change interval – which varies by model year for the 960 series – as well as the tensioner and idler pulleys which, upon failure, will destroy the belt and the cylinder head at great cost.
Why do I have to change coolant on my Volvo 960?
Consensus opinion is that these are due to failure to change coolant regularly and to use the proper coolant. Contrary to your owner’s manual, the coolant is NOT “lifetime” and has to be replaced.
What is the oxygen sensor code on a Volvo 960?
Oxygen Sensor Code in 960 OBD-II Scanner for 96+ 960/90 Cars 960 Fuel Tank Hose Failure 960 Air Conditioning Failure Points Torque Values for B6244, B6254, and B6304 Engines
Is the head gasket on my Volvo 960 leaking?
960 B6304 Head Gasket Replacement 960-90 Cylinder Misfire 960 B6304 Fuel Rail Leakage Problems 960 Gas Smell After Fillup
What kind of airbags does the Volvo 960 have?
The Volvo 960 has been equipped with a SRS safety airbag system. The service manuals for the airbags can be found below. This section contains the heater & cooling system of the Volvo 960, S90 and V90. The manual airconditioning and electronic climate control (ECC) systems are also described.
Why is my water pump on my Volvo 960 leaking?
Coolant Loss Behind Water Pump 960 B6300 Leaking Oil Cooler Fitting 960 Rear Cam Seal Repair 960 B6304 Leaking Rear Main Seal 960 Oil Pressure Problem: O-Ring Problems 960 Oil Pressure Problems: Failing Oil Relief Piston
What makes a Volvo Car have poor acceleration?
Turbo has Poor Acceleration; Diagnostics Turbo has Poor Idle, Poor Idle Speed Control: Leaking Intake Manifold Gasket Turbo Suffers Severe Misfire: Leaking Intake System Engine Cuts Out; Rich Running: Turbo Electrical Harness Degradation Turbo Stalls at Low RPM: Failed CBV Valve Diaphragm 760T Misfires; FI Resistor Pack Defective
What are the symptoms of a Volvo B6304 engine?
Symptoms for B6304 engines used in the Volvo 960/90 series cars with Bosch Motronic are covered in a separate 960 file. Diesel symptoms are covered in the diesel file. Some notes relate to carburetted cars: they are identified as such. General Symptoms and B2XX Series Engines: Don’t Panic: Diagnose First Before Concluding the Worst! Idle Problems:
Why is my Volvo engine not working properly?
The causes could be: Defective knock sensor; Weak ignition coil(s); Excessive resistance in spark plug wires; Arcing inside the distributor cap; Worn, fouled or incorrectly gapped spark plugs; Over-advanced ignition timing; or Lean air/fuel mixture.
What causes headlamp pulsation in Volvo S90?
Headlamp Wiper Motor Removal 960 Brake Pulsations 960 Driveline Noise: Failing Grease Seal at Rear of Driveshaft Removing the Camshaft Position Sensor Oxygen Sensor Code in 960 OBD-II Scanner for 96+ 960/90 Cars 960 Fuel Tank Hose Failure
What kind of coolant does a Volvo 960 use?
Use ONLY Volvo Type C blue coolant and distilled water. Do not under any circumstances use orange Dexcool or “all applications” coolants. For more information about leaking blocks, see the link. 960 Spark Plug Removal.
What happens when you start a Volvo Car?
The starter’s amperage draw will be unusually high for the application. Also, when starter current draw is high, remember that battery voltage will often drop below 9.6 volts. This is enough to affect system electronics, which, in turn, will affect fuel pump operation.
Is the Volvo 850 repair manual the same as the 960?
A lot of sections of the Volvo 960 service manual is the same as the Volvo 850 repair manual since the 6-cylinder engine of the 960 is basically the same as the 5-cylinder engine of the 850 (the only difference is that the Volvo 850 has one cylinder less).
What’s the OBD code for a 1995 Volvo?
Just in case your Volvo is more (or less) codes capable than it’s supposed to be, here’s an explanation of the differing OBD standards across the 1990s Volvos. We in the 850 family who have (some) 1995, and all 1996-1997 model years have it easy.
Where can I buy Volvo 960 brake rotors?
Foreign Car Parts of Groton (Connecticut) http://www.fcpgroton.com [Note from Tom Irwin] There is some evidence that Volvo OEM brake rotors for 960/90 cars are of lesser quality; buy aftermarket for better quality and lower prices from reputable suppliers such as IPS, FCP, IPD,RPR.
Is there a problem with my Volvo S80?
Sometimes called an “executive car”, the S80 was Volvo’s top-of-the-line passenger car. My 2002 S80 has recently encountered a problem where the engine sputters when the accelerator is pressed and the entire car shakes at the smae time. If the car is driving without accelerating everything appears to be beeter but not perfect.
What are the problems with the Volvo engine?
Turbo Suffers Severe Misfire: Leaking Intake System Engine Cuts Out; Rich Running: Turbo Electrical Harness Degradation Turbo Stalls at Low RPM: Failed CBV Valve Diaphragm 760T Misfires; FI Resistor Pack Defective Hot Start Problems: Faulty Hall Sensor Hot Start Problem: Power Stage Overheats Diesel Engine Symptoms.
What are the problems with the Volvo Regina?
Intermittent Ignition Shutoff: FI Relay or Ignition Switch Unexplained Driveability Problems with Regina Cars: Corroded Coil Ground Unexplained Driveability Problems with ECU Error Codes; Oxidized Connectors Unexplained Driveability Problems: Rotten Battery Cables
How can I tell if my Volvo transmission is bad?
Volvo first starts to manifest transmission problems by hesitating to engage or take too long to change gear. As the problem gets worse, you will notice a bang or hard shifting between gear. If you ignore the problem for too long, the car will go into Limp Mode and get stuck in one gear.
What causes hard shifting between gears in a Volvo?
Update TCM Software If you are experiencing hard shifting between gears, it could be caused by Transmission module software. This was a widespread problem in many Volvos from 2001 until 2007. The good news is that a simple software update performed by your Volvo dealer can often fix your hard shifting issues.
How many miles does a 1993 Volvo 960 have?
My 1993 Volvo 960 Wagon only has 72,000 miles on it, isn’t driven on a regular basis, and if it wasn’t for someone bashing the right front fender and taking off the car is in decent shape. So it’s not like this vehicle has been driven hard so for the PNP part failure it seems like the failure is a bit premature.
https://www.youtube.com/watch?v=6rOIt6iajfY
How many miles does a Volvo throttle body last?
Like me . Volvo has extended the warranty on original throttle bodies, for up to 10 years or 200,000 miles, and that discussion has, I’m sure, been had many, many times and is beyond this post. In my experience, throttle bodies last around 70,000 to 90,000 miles, though I did get 118,000 out of my original one.
How does the MAF tell the throttle plate position?
Depending upon the location of the throttle plate’s edge, the electrical resistance through the sensor strip tells the computer the exact throttle plate position. Minor adjustments to this position are made by the MAF, which senses temperature and humidity.
Why does my Volvo engine keep stalling out?
The underlying cause is often a bad crankshaft position sensor, or sometimes a failing ignition coil (if the engine has only one coil). A faulty ignition switch that loses contact intermittently may also cause the engine to suddenly die for no reason. When this happens, open the hood and check for spark.
What happens when the fuel pump fails in a Volvo?
If the engine has spark, it may have died due to a loss of fuel pressure. When fuel pumps fail, they usually just quit with little or no warning. The engine usually won’t restart and the vehicle has to be towed in for repairs.
How do you replace a knock sensor on a Volvo?
Tighten snug using a 3/4″ open end wrench. A 3/4″ socket will not work, as the electrical connector housing is wider than the brass hex fitting used to secure the sensor. Check for leaks. Tighten gently if required to stop any leaks. Replace the knock sensor using a 12mm wrench to tighten it securely against the engine block.
Where is the low pressure line on a Volvo 850?
It is located on the passenger side of the engine compartment near the radiator and is marked with a “ 70NM ” [ Volvo 850 Low Pressure Line] The best photo documentation on how to get to the Volvo 850, S70 and V70 evaporator, period: Changing an Evaporator Core – in Pictures