EGR Valve - Warm Surge

86chrysler7

Models


1986 Colt With 1.5L Engine, Manual or Automatic Transmission & Federal or California Emissions


Subject

Warm Surge


Index

DRIVEABILITY


Date

May 5, 1986


No.

18-21-86

P-1658
SYMPTOM/CONDITION

Surge while driving at steady speeds with a warm engine.

NOTE:

THIS APPLIES ONLY TO EARLY BUILT 1986 COLTS WITH THE LAST SIX DIGITS OF THE VIN NUMBERED SEQUENTIALLY FROM 000001 TO 030670. LATER BUILT VEHICLES WILL HAVE THE NEW EGR VALVE ALREADY INSTALLED.

DIAGNOSIS

Disconnect vacuum supply hose to EGR valve and road test vehicle. If surge is gone, proceed to repair procedure.

PARTS REQUIRED

1 EGR Valve PN MD104965
1 Gasket, EGR Valve PN MD026567
1 Authorized Modification Label PN 4275086

REPAIR PROCEDURE

This procedure is for replacing the EGR valve with one that has a different calibration.

1. Replace EGR valve and gasket per the appropriate service manual procedures.

FIGURE 1:

2. Type in Authorized Modification Label, PN 4275086, as shown in Figure 1 and install near VECI label under hood.
POLICY: Reimbursable within the provisions of the warranty


TIME ALLOWANCE:
Labor Operation No. 25-01-45-98 0.4 Hrs.


FAILURE CODE: AM - Authorized Modification