XJR (X300) L6-4.0L SC (AJ16) (1995)
CAUTION!
The microchip MUST lie parallel to the printed circuit board with all the pins engaged into the socket (condition A, Illustration 5). Permanent
damage to the chip is likely in conditions B or C. Malfunctions will occur with partial engagement as in condition D.
8.
Install the original cover(s) over the PROM chip(s).
9.
Carefully fold the printed circuit board back into its original location on the housing of the ECM. Make sure the multi-plug is correctly aligned
with its location in the housing. Install the seven retaining screws. Torque the screws to 20 - 25 lb. in. (2.25 - 2.82 Nm).
10.
Install the ECM cover on the housing aligning the marks made during disassembly. Install the four mounting screws. Torque the screws to 20 - 25
lb. in. (2.25 - 2.82 Nm).
11.
Apply the PECUS label from the kit to the cover near the existing labels without covering them (Illustration 6).
12.
Install the ECM by reversing the removal procedures.
13.
Connect the battery and reset the vehicle clock.
14.
Carry out the following drive cycle:
^
Ensure that the fuel tank is more than 15% full, and that the engine is cold.
Note: