Carburetor - Long Cold Engine Crank Times

85chrysler13

Models


All 1984-1985 2.2L
- 2V Passenger Cars & Trucks - All Transmissions - All Emission Markets


Subject


Long Cold Crank Times


Index


DRIVEABILITY

Date

August 19, 1985

No.


18-31-85

P-3027-C
SYMPTOM/CONDITION

Subject model vehicles may exhibit a condition in ambient temperatures below 50~F of cold engine crank times in excess of 10 seconds.

The long crank times may be caused by excessive evaporation of fuel from the carburetor float bowl which can be corrected by the following service.

PARTS REQUIRED

Vehicles With Federal Emission Systems PN 4241223
- Thermal Bowl Vent Valve Only

California Emission System - Thermal Bowl PN 4397673
Vent Valve Kit which contains the following:

1 - Thermal Bowl Vent Valve PN 4241223
1 - Hose Routing Label (1984 California P.C.) PN 4179645
1 - Hose Routing Label (1984 California Truck) PN 4275024
1 - Hose Routing Label (1985 California P.C.) PN 4268342
1 - Hose Routing Label (1985 California Truck) PN 4268341

Must be ordered separately:

1 - Authorized Modification Label PN 4275086

REPAIR PROCEDURE

1. Remove bowl vent hose from carburetor.

2. Cut rubber bowl vent hose 1-1/2" from carburetor end.

3. Attach the 1-1/2" hose cut in Step 2 above to thermal bowl vent valve end marked "carb" and reconnect to carburetor bowl vent nipple.
4. Attach loose bowl vent hose to open end of thermal bowl vent valve.

5. California Vehicles Only - wipe clean existing hose routing label and apply appropriate supplied hose routing label over original label.

FIGURE 1:

6. Type information on the Authorized Modification Label, PN 4275086, as shown in Figure 1.
7. Apply Authorized Modification Label near or next to original VECI label.

Driveability Test Procedure

Attached are new pages for the 1984 and 1984 1.6/2.2L Driveability Test Procedures (Book No. 81-699-5008 and 81-699-4010). They have been revised to include the field fix authorized by this Technical Service Bulletin. They should be inserted over the existing pages in your copy of the procedure.


POLICY: Reimbursable within the provisions of the warranty


TIME ALLOWANCE:
Labor Operation No. 14-30-96-90 . . . . . . . . . . . . . . . . . . . . . 0.2 Hrs.


FAILURE CODE: AM - Authorized Modification