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REMOVAL & INSTALLATION FWD AXLE SHAFT Removal (Axle Shaft) 1. Raise and support vehicle. Remove front wheel assembly. Remove wheel bearing lock nut. Remove brake caliper, and support aside. Remove brake rotor. 2. Disconnect tie rod end. Remove upper knuckle nut, and separate knuckle assembly from third link assembly. Push axle shaft through hub, and separate axle assembly from knuckle assembly. 3. Insert screwdriver blade between transaxle case and right axle inner CV joint. Pry out on joint until joint pops free. Use care not to damage axle boot or axle seal. 4. On M/T vehicles, remove left axle in same manner. On A/T vehicles, insert screwdriver through differential, and drive axle out of transaxle case using a hammer. See Fig. 2 . PROBLEM Possible Cause/Action GREASE LEAKING Ripped CV Boot Replace Boot CLICKING NOISE WHILE CORNERING Dry/Worn CV Joints Replace Outer CV Joints CLUNK ON ACCELERATION Dry/Worn CV Joints Replace Inner CV Joints Worn Transmission Gears/Bearings Inspect Transmission VIBRATION/SHUDDER ON ACCELERATION Dry/Worn CV Joints Replace CV Joints Alignment Out Check Alignment Incorrect Spring Height Check Spring Height SQUEALING OR HUMMING Dry/Worn CV Joints Lube/Replace CV Joints Faulty Wheel Bearing Replace Wheel Bearing NOTE: DO NOT allow brake caliper to hang from brake hose. CAUTION: Use care not to damage pinion mate shaft or side gear while driving out axle. 1991 Infiniti G20 AXLE SHAFTS – FRONT’ ’1991-92 DRIVE AXLES FWD Axle Shafts None Page 2
Fig. 2: Removing Left Drive Axle (A/T Vehicles) Courtesy of NISSAN MOTOR CO., U.S.A. Removal (Outer CV Joint) 1. Remove and discard boot bands. Slide boot off joint housing. Thread wheel bearing lock nut onto joint. Using a slide hammer and bearing puller, remove joint from axle shaft. See Fig. 3 . NOTE: Outer joint cannot be disassembled. Remove and inspect joint and replace if damaged or worn. 1991 Infiniti G20 AXLE SHAFTS – FRONT’ ’1991-92 DRIVE AXLES FWD Axle Shafts None Page 3 2. Remove circlip from end of axle, and remove boot. If boot is being reused, take care not to cut boot on axle splines during removal. Clean CV joint in suitable solvent. Inspect components, and replace joint if necessary.