What was found
(CAN) NOSE WHEEL STEERING WENT TO CASTER BEFORE EXCEEDING 70` AND "NOSE STEERING" CAUTION LIGHT CAME ON. CARRIED OUT FIM 32-50-00-810-801. CARRIED OUT SCU FAULT RETRIEVAL IAW AMM 32-51-01-742-801. FOUND 2 FAULTS: 1 EVHS, 2 SCU. CLEARED FAULTS IAW AMM 32-51-01-743-801. CARRIED OUT OPS TEST OF NOSE WHEEL STEERING SYS IAW AMM 32-51-00-710-801. NO FAULT FOUND. CARRIED OUT FAULT RETRIEVAL OF THE SCU IAW AMM 32-51-01-742-801. NO CURRENT FAULTS FOUND. ACFT RELEASED FOR FURTHER SERVICE. NOSE WHEEL STEERING FOUND UNSATISFACTORY, RESULTED IN A GATE-RETURN, REPLACED NOSE WHEEL STEERING MANIFOLD PN 48150-9, SN MAL-0532 IAW AMM 32-51-16. CARRIED OUT OPS TEST OF NOSE WHEEL STEERING SYS IAW AMM 32-51-00-710-801. NO FAULTS CARRIED OUT, FAULT RETRIEVAL FROM SCU IAW AMM 32-51-01-742-801. NO FAULT FOUND. CARRIED OUT HYD FLUID QTY CHECK OF NR 2 HYD SYSTEM IAW AMM 12-10-29-210-801. NO FAULTS.