Beetle L4-1.9L DSL Turbo (ALH) (1998)
-
Disengage connector from ABS control module and disconnect.
-
Connect VAG1598/21 -1- test box to ABS control module wiring harness -2-.
-
Check the terminal resistance in control module for Diesel-Direct fuel injection system.
-
To do this, measure resistance between test box sockets 10 +11:
Specified value: 115...135 ohms
If resistance value is not in specified range:
-
Replace Diesel Direct Fuel Injection (DFI) Engine Control Module (ECM) -J248-.
-
Generate readiness code. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
If resistance value is in specified range:
-
Check CAN data bus wires for short circuit to each other.
-
Remove inner cover of plenum chamber, left side.
-
Disengage connectors from control module for Diesel-Direct fuel injection system and disconnect the connectors.
-
Measure resistance anew between test box sockets 10 +11:
Specified value: Infinite Ohms
If specified value is obtained (wires have no short circuit to each other):
-
Eliminate error in wires according to wiring diagram.
-
Erase DTC memory of control module for Diesel- Direct fuel injection system, Diagnostic mode 4: Reset/erase diagnostic data. See: Testing and
Inspection/Scan Tool Testing and Procedures/With Generic Scan Tool/Diagnostic Mode 4: Reset/Erase Diagnostic Data
-
Generate readiness code. See: Testing and Inspection/Monitors, Trips, Drive Cycles and Readiness Codes
Vehicles with 80-pin control module and autom. transmission
-
Remove inner cover of plenum chamber, left side.