Engine Harness - Bucking/Hesitation
Bulletin No.: 005/97Issued: 03/10/97
Revised
Category
F
Applicable Model/s
1993-95 RX-7
Subject:
HESITATION (JERKING/BUCKING) WHILE DRIVING
APPLICABLE MODELS
1993 - 95 RX-7
DESCRIPTION
A jerk or bucking condition may occur under any of the following conditions:
^ Under light to moderate acceleration
^ Cruising at engine speed of 2000 - 2200 rpm
^ A/C ON
This concern may be caused by improperly grounded engine harness, creating high resistance in the engine ground circuits. This condition affects the fuel control system.
Customers complaining of this concern should have the vehicle inspected and if necessary, repaired according to this bulletin.
REPAIR PROCEDURE
1. Clean and retorque harness ground.
^ Locate ground on left side of engine, mounted to bracket behind A/C compressor. Refer to the applicable BETM or wiring diagram.
^ Tightening Torque: 69.5 - 95.4 in-lbs (7-11 Nm).
2. Clean and retorque main battery ground and bracket mounting bolts (bracket used for mounting the ground).
^ Tightening Torque:
69.5 - 95.4 in-lbs (7-11 Nm)
^ Remove the Original ground strap and terminal bracket between the engine hanger and the bulkhead.
^ Install new style ground strap using the original bolts.
^ Tighten Torque:
12 - 17 ft-lbs (engine hanger side) (16-23 Nm) 69.5 - 95.4 in-lbs (7-11 Nm) (engine room bulk-head side).
3. Verify repair.
PARTS INFORMATION
WARRANTY INFORMATION
(Applies To Verified Customer Complaints On Vehicles Covered Under Normal Warranty. Refer To The SRT Microfiche For Warranty Term Information.)
Warranty Type: A
Symptom Code: 08
Damage Code: 95
Part Number Main Cause: FD02-67-E70
Quantity: 1
Operation Number: XX899XRX
Labor Hours: 0.2 Hrs.
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