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In the computer.
It is really non fo your consern
the quad driver is basicly half of the pcm or computer in the car . it will either be resposible for the input or output side of the computer or 4 of 8 0r quad portion of your computer . also if you disconnected a sensor or your lockup connector at your transmission you can induce this problem.
A DTC #26 is a Quad Driver Module Malfunction.
Need to know what quad drivers are...
the quad driver module is a component of the ECM. you must replace ECM.
Look at your error codes again. It should read something like "quad driver module FAULT" not failure. It is VERY unlikely that your quad driver actually died. It is the high power control system that is in your computer. So replacing it, means replace the computer. To prevent this the Quad Driver has all sorts of internal protection hardware in its design. The likely thing that is wrong is something the Quad Driver is connected to. And that The quad driver isn't seeing every thing correctly so thus the Fault. It also can fault if there is a wiring problem from the device to the quad driver. There are Test for each component. You should to to find out which is the problem. Consult your Shop Manual.
If a quad driver has gone bad it is necessary to replace the ECM. After replacing the ECM, drive the car on a bumpy road and note whether the check engine light comes on. If it does, fix the problem or you end up with a repeat QDM failure. == == == == There is no such thing as a quad driver module. There are quad DRIVERS in the ecm.
quad drive is a traction control system it limets the slip of tires on all 4 tires when in bad weather IT IS NOT 4 wheel drive. XXXXXXXXXXXXXXXXXXX ANSWER XXXXXXXXXX The Quad Driver is what fires the fiel injectors. It is normally located in the computor.
the quad driver module is part of your computer, it controls certain parts like your emission system and fuel system that sort of stuff.
code 26/quad driver module fault. I have a vibration when I acceleration at times. What is the cause? I have a 1990 oldsmobile cutlass cierra, 3.3 liter V6 engine. The engine light comes on and off. what is the possible cause?
Left hand side under the exhaust manifold