Hard Starting Condition; Diagnosis Procedure - Jeep 1987 Wrangler Workshop Manual

ENGI N E ATTENTION: Wbrlcshop, Parts Department
HARD STARTING CONDITION
1986 Cherokee-Wagoneer-Comanche models and 1987 Wrangler models built before VIN
2 B X X X X X X X X X 5 2 4 6 9 0 with 2.46L TBI engine may exhibit repeated stalls when starting cold. This
condition may be c a u s e d by a fuel injector.
Service correction involves diagnosis to verify that the fuel injector is causing the condition and, if
necessary, replacing the fuel injector.
DIAGNOSIS PROCEDURE
1. The vehicle must be currently exhibiting the
condition. That is, vehicle will stall after
starting when the engine is cold.
2. Disconnect field wire (A) at the alternator.
3. Start the vehicle. If the vehicle continues to
run, fuel injector replacement is required.
4. If the engine continues to stall, perform
vehicle test with the M.S. 1700 and continue
diagnosis.
5. Turn off the ignition and connect field wire
(A) at the alternator.
Copyright © 1987 American Motors Corporation and Jeep Corporation. All Rights Reserved. Litho in U.S.A. 8980 001 352