Safety Warning
DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.
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HOMESERVICE MANUALSBMW1994318IS (E36) L4-1796CC 1.8L DOHC (M42)REPAIR AND DIAGNOSISTRANSMISSION AND DRIVETRAINTRANSMISSION CONTROL SYSTEMSDESCRIPTION AND OPERATIONFUNCTIONAL DESCRIPTIONP/N SHIFT-LOCK
1994 BMW 318is (E36) L4-1796cc 1.8L DOHC (M42)
P/N Shift-Lock
1994 BMW 318is (E36) L4-1796cc 1.8L DOHC (M42)SECTION P/N Shift-Lock
Shift Lock Solenoid:
P/N Shift-Lock
It is only possible to shift out of the position "P" or "N" after evaluation of the signals:
- Brake
- Vehicle speed
- Engine speed
- Time.
The selector lever is locked when no brake signal is detected with the engine running and the vehicle stationary. A time delay function of approx. 0.5 sec is used for operation under winter conditions. The brake switch is designed as a normally open contact referred to 12 V and the brake light test switch as a normally closed contact referred to ground. The shift lever is locked by way of a solenoid on the selector lever switch.
RENDER: 1.0x
NO RELATED
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When to See a Mechanic
Stop DIY work and contact a certified mechanic immediately if any of the following apply:
- • You smell fuel, burning insulation, or see smoke.
- • Brakes feel soft, pull hard to one side, or make grinding noises.
- • The engine overheats, stalls repeatedly, or misfires under load.
- • You are missing required tools, torque specs, or safe lifting equipment.
- • You are not confident in the next step or safety outcome.