(Amplifier (Amp) - Electrical Diagnostics - Base - 500L)

• Diagnostic Code Index
• DTC Troubleshooting
  • B1400-11 Channel 1 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-12 Channel 1 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-13 Channel 1 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-1A Channel 1 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-92 Channel 1 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-11 Channel 2 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-12 Channel 2 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-13 Channel 2 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-1A Channel 2 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-92 Channel 2 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-11 Channel 3 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-12 Channel 3 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-13 Channel 3 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-1A Channel 3 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-92 Channel 3 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-11 Channel 4 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-12 Channel 4 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-13 Channel 4 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-1A Channel 4 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-92 Channel 4 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-11 Channel 5 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-12 Channel 5 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-13 Channel 5 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-1A Channel 5 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-92 Channel 5 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-11 Channel 6 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-12 Channel 6 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-13 Channel 6 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-1A Channel 6 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-92 Channel 6 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-11 Channel 7 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-12 Channel 7 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-13 Channel 7 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-1A Channel 7 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-92 Channel 7 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-11 Channel 8 Audio Speaker Output - Circuit Short To Ground
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-12 Channel 8 Audio Speaker Output - Circuit Short To Battery
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-13 Channel 8 Audio Speaker Output - Circuit Open
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-1A Channel 8 Audio Speaker Output - Circuit Resistance Below Threshold
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-92 Channel 8 Audio Speaker Output - Performance Or Incorrect Operation
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1408-49 Ecu Amp 1 (Internal) - Internal Electronic Failure
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1409-98 Ecu Amp 2 (Over Temperature) - Component Or System Over Temperature
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1410-16 Ecu Amp 3 (Under/Over Voltage) - Circuit Voltage Below Threshold
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1410-17 Ecu Amp 3 (Under/Over Voltage) - Circuit Voltage Above Threshold
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1411-05 Equalization Curve - System Programming Failures
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0001-87 C Can - Missing Message
  • U0001-88 Can Line - Bus Off
    • Notes
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U1700-86 BCM Body Control Module-Signal Invalid
  • U1700-87 BCM-Body Control Module-Missing Message
  • U1703-86 IPC (Instrument Panel Cluster) - Signal Invalid
  • U1703-87 Instrument Panel Cluster (IPC) - Missing Message
  • U1736-86 ETM (Entertainment TELEMATIC Module) - Signal Invalid
  • U1736-87 ETM (Entertainment TELEMATIC Module) - Missing Message
  • U1751-86 Left Blind Spot Sensor (LBSS) - Signal Invalid
  • U1751-87 Left Blind Spot Sensor (LBSS) - Missing Message
  • U1752-86 Right Blind Spot Sensor (RBSS) - Signal Invalid
  • U1752-87 Right Blind Spot Sensor (RBSS) - Missing Message
  • U1931-87 Trip A B Message From Instrument Panel Cluster - Missing Message
  • U2001-87 Message CTRL_Amp From Entertainment TELEMATIC Module - Missing Message
  • U2002-87 Message IPC_Vehicle_Setup From Instrument Panel Cluster - Missing Message
  • U2003-87 Message Status_LBSS From Left Blind Spot Sensor - Missing Message
  • U2004-87 Message Status_RBSS From Right Blind Spot Sensor - Missing Message
  • U2005-87 Message Haptic1 From Body Control Module - Missing Message
  • U2006-64 Message Status_CCAN3 VEHICLESPEEDVSOSIGFAILSTS From Body Control Module - Signal Plausibility Failure
  • U2006-87 Message Status_CCAN3 VEHICLESPEEDVSOSIGFAILSTS From Body Control Module - Missing Message
  • U2007-64 Message Status_TELEMATIC AUDIOSTS_TELEMATIC From Entertainment TELEMATIC Module - Signal Plausibility Failure
  • U2008-64 Message Status_LBSS BSS_LT_Chime_TYPESTS 1 From Left Blind Spot Sensor - Signal Plausibility Failure
  • U2009-64 Message Status_LBSS BSS_LT_Chime_TYPESTS 2 From Left Blind Spot Sensor - Signal Plausibility Failure
  • U2010-64 Message Status_RBSS BSS_Rt_Chime_TYPESTS 1 From Right Blind Spot Sensor - Signal Plausibility Failure
  • U2011-64 Message Status_RBSS BSS_Rt_Chime_TYPESTS 2 From Right Blind Spot Sensor - Signal Plausibility Failure
  • U2012-64 Message Haptic1 Half_Chime_TYPESTS 1 From Body Control Module - Signal Plausibility Failure
  • U2013-64 Message Haptic1 Half_Chime_TYPESTS 2 From Body Control Module - Signal Plausibility Failure
  • U2014-64 Message CTRL_Amp Info1_AUD_Type 1 From Entertainment TELEMATIC Module - Signal Plausibility Failure
  • U2016-64 Message CTRL_Amp Info2_AUD_Type 1 From Entertainment TELEMATIC Module - Signal Plausibility Failure
  • U2017-64 Message CTRL_Amp Info2_AUD_Type 2 From Entertainment TELEMATIC Module - Signal Plausibility Failure
  • U2018-64 Message Status_TELEMATIC CURRENTSOURCE 1 From Entertainment TELEMATIC Module - Signal Plausibility Failure
  • U2019-64 Message Status_TELEMATIC CURRENTSOURCE 2 From Entertainment TELEMATIC Module - Signal Plausibility Failure
  • U2020-87 VIN Message - Missing Message
  • U2021-87 Message Status_TELEMATIC CURRENTSOURCE 3 From Entertainment TELEMATIC Module - Missing Message
  • U2022-64 Message Status BH BCM1 OPERATIONALMODESTS From Body Control Module - Signal Plausibility Failure
  • U2023-87 Message Status_BH_BCM1 From Body Control Module - Missing Message
  • U2024-87 Message Status_BH_BCM1 Ecu_OPERATIONALMODESTS Info From Body Control Module - Missing Message
  • U2025-87 Message Status_BH_BCM2 From Body Control Module - Missing Message
  • U2026-87 Message Status_CCAN3 From Body Control Module - Missing Message
    • Notes
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U2027-64 Amp_OPERATIONALMODESTS Info Internal Signal - Signal Plausibility Failure
  • U2015-64 Message CTRL_Amp Info1_AUD_Type 2 From Entertainment TELEMATIC Module - Signal Plausibility Failure