Sub-Camshaft Position Sensor

***THIS ARTICLE INCLUDES UPDATES MADE BY TSB #IBT94-024, DATED APRIL 28, 1994***

1994 Q45 CAMSHAFT POSITION SENSOR
APPLIED VIN:
With full-active suspension, JNKNG01DXRM263359
Without full-active suspension, JNKNG01DXRM263418

APPLIED DATE:
From November 1993 production

SERVICE INFORMATION:
The sub-camshaft position sensor (built into the camshaft position sensor) has been eliminated beginning with the applied VINs. Therefore, the sub-camshaft position sensor information will not be applicable on these models.

Sub-camshaft Position Sensor:

PURPOSE
The Sub-Camshaft Position Sensor operates when the Camshaft Position Sensor is malfunctioning.

OPERATION
The Sub-Camshaft Position Sensor is a small magnetic generator which consists of a signal rotor and a pickup. The perimeter of the signal rotor has grooves which change the magnetic lines of force across the pickup so that a pulse is produced.