D 350 Pickup V8-5.9L VIN Z (1990)
1
EGR Backpressure Transducer
1
Recall Completion Label
1
Instruction Sheet
Use one of the following labor operation numbers and time allowances:
LABOR
OPERATION TIME ALLOWANCE
Replace EGR backpressure transducer
25588182
0.4 Hours
and reset ignition timing. (AD Body)
Replace EGR backpressure transducer
25588183
0.4 Hours
and reset ignition timing (AB Body)
Note:
See Warranty Policy and Procedure Manual, Chapter 6, Subsection H for complete recall claim processing instructions.
Parts Return - Not Required
Service Procedure
SERVICE PROCEDURE VIDEOTAPE
No videotape of the service procedure for this recall will be provided.
SERVICE PROCEDURE
A.
REPLACE EGR BACKPRESSURE TRANSDUCER
EGR Vacuum Connections
1.
Raise hood (AD-Body) or remove engine cover (AB-Body) and locate EGR backpressure transducer (Figure 1)
2.
Disconnect the vacuum hoses from backpressure signal tube, EGR valve and EGR solenoid connections.
3.
Install provided backpressure transducer in direction shown in figure 1 and reconnect vacuum hoses.
B.
ADJUST IGNITION TIMING
1.
Set the gearshift selector in park or neutral and apply the parking brake. All lights and accessories must be off.
2.
Hook up a magnetic timing unit or a conventional power timing light. Start engine and warm to operating temperature.
3.
With the engine at operating temperature, connect DRBII diagnostic tool and access Basic Timing Mode in Special Functions section.
4.
Loosen distributor and reset timing to 6° BTDC. (Note: This is a new timing specification.) Tighten distributor and recheck timing.
5.
Turn engine off, remove timing equipment and DRBII and reinstall engine cover (AB-Body).
C.
INSTALL RECALL COMPLETION LABEL:
