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(12) Install distributor holddown clamp and bolt. Tighten bolt to 23 N·m (17 ft. lbs.) torque. (13) Remove pin punch tool from distributor. Or, if plastic alignment pin was used, remove it straight (14) If removed, install camshaft position sensor to distributor. Align wiring harness grommet to notch in (15) Install rotor. CAUTION: If the distributor cap is incorrectly posi- (16) Install distributor cap. Tighten distributor cap holddown screws to 3 N·m (26 in. lbs.) torque. (17) If removed, install spark plug cables to dis- tributor cap. For proper firing order, refer to Engine (18) Connect distributor wiring harness to main engine harness. (19) Connect air tube between throttle body and air cleaner housing. (20) Connect battery cable to battery. INSTALLATION - 3.9L/5.2L/5.9L If engine has been cranked while distributor is removed, establish the relationship between distribu- Rotate crankshaft in a clockwise direction, as viewed from front, until number one cylinder piston (1) Clean top of cylinder block for a good seal between distributor base and block. (2) Lightly oil the rubber o-ring seal on the distrib- utor housing. (3) Install rotor to distributor shaft. position. Engage tongue of distributor shaft with slot (5) Install distributor holddown clamp and clamp bolt. Do not tighten bolt at this time. (6) Rotate the distributor housing until rotor is aligned to CYL. NO. 1 alignment mark on the cam- (7) Tighten clamp holddown bolt (Fig. 15) to 22.5 N·m (200 in. lbs.) torque. (8) Connect camshaft position sensor wiring har- ness to main engine harness. (9) Install distributor cap. Tighten mounting screws. (10) Refer to the following, Checking Distributor Position. Checking Distributor Position To verify correct distributor rotational position, the DRB scan tool must be used. WARNING: WHEN PERFORMING THE FOLLOWING (1) Connect DRB scan tool to data link connector. The data link connector is located in passenger com- (2) Gain access to SET SYNC screen on DRB. engine. Bring to operating temperature (engine must (4) With engine running at idle speed, the words IN RANGE should appear on screen along with 0°. (5) If a plus (+) or a minus (-) is displayed next to degree number, and/or the degree displayed is not The degree scale on SET SYNC screen of DRB is referring to fuel synchronization only. It is not After testing, install air cleaner assembly. DISTRIBUTOR CAP DIAGNOSIS AND TESTING - DISTRIBUTOR Remove the distributor cap and wipe it clean with a dry lint free cloth. Visually inspect the cap for 8I - 12 IGNITION CONTROL AN DISTRIBUTOR (Continued) |