1W4301 TACHOMETER Caterpillar parts
769C, 773B, 777
Rating:
Alternative (cross code) number:
CA1W4301
1W-4301
1W4301
CA1W4301
1W-4301
1W4301
Weight: 1 pounds 0 kg.
TRUCK,
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Information:
Conditions Which Generate This Code:The transformer's secondary circuit is generating excessive radiated noise. This condition is detected by the software in the control module for the Electronic Ignition System (EIS).System Response:The system's response depends on the software. If the date code for the EIS software is earlier than October 1994, the warning output is activated. If the date code for the EIS software is later than September 1994, the shutdown output is activated.The diagnostic code may be viewed on the Digital Diagnostic Tool (DDT) or on the Caterpillar Electronic Technician (Cat ET).If the date code for the EIS software is earlier than October 1994, the cylinder may misfire.If the date code for the EIS software is later than September 1994, the engine will be shut down.One of the following conditions is the source of the diagnostic code:
A faulty spark plug
There is a problem with the electrical connection between the spark plug and the transformer.
Excessive carbon buildup on the spark plug or inside the transformer's extenderTest Step 1. Perform the following diagnostic procedure: Ignition Transformers Secondary Circuit and Spark PlugsResults:
OK - STOP
A faulty spark plug
There is a problem with the electrical connection between the spark plug and the transformer.
Excessive carbon buildup on the spark plug or inside the transformer's extenderTest Step 1. Perform the following diagnostic procedure: Ignition Transformers Secondary Circuit and Spark PlugsResults:
OK - STOP
Caterpillar parts catalog:
Parts tachometer Caterpillar catalog:
8C5471
TACHOMETER GP
776C, 777, 784B, 785, 785B, 789B, 793B
776C, 777, 784B, 785, 785B, 789B, 793B
6N8161
TACHOMETER DRIVE GROUP
776, 777
776, 777
1556005
TACHOMETER GP
776C, 777, 784B, 785B, 789B, 793B
776C, 777, 784B, 785B, 789B, 793B
1556006
TACHOMETER GP
769C, 771C, 773B, 775B
769C, 771C, 773B, 775B
2N3909
TACHOMETER DRIVE ADAPTER
1145, 1150, 1160, 1693, 225, 3160, 3208, 613, 613B, 637D, 769C, 771C, 773B, 775B, D398, PR-1000, PS-500
1145, 1150, 1160, 1693, 225, 3160, 3208, 613, 613B, 637D, 769C, 771C, 773B, 775B, D398, PR-1000, PS-500
8C5469
TACHOMETER GP
768C, 769C, 771C, 772B, 773B, 775B
768C, 769C, 771C, 772B, 773B, 775B
4N7350
TACHOMETER ASSEM.
769C, 776, 777
769C, 776, 777
4N7350
TACHOMETER ASSEM.
769C, 776, 777
769C, 776, 777
8C9839
TACHOMETER AS
D25D, D300D, D350E, D400E, D40D
D25D, D300D, D350E, D400E, D40D
1219681
TACHOMETER AS
D250E, D300E
D250E, D300E
8C5469
TACHOMETER GP
768C, 769C, 771C, 772B, 773B, 775B
768C, 769C, 771C, 772B, 773B, 775B
9X5523
TACHOMETER
D250D
D250D
5U4937
TACHOMETER
D250B, D25C, D300B, D30C, D350C, D35C, D35HP, D400, D44B, D550B
D250B, D25C, D300B, D30C, D350C, D35C, D35HP, D400, D44B, D550B
8C5472
TACHOMETER
777B, 785
777B, 785
1W8355
TACHOMETER AS
777B, 785
777B, 785