(Amplifier (Amp) - Electrical Diagnostics)

• Diagnostic Code Index
• DTC Troubleshooting
  • B1400-11-Channel 1 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-12-Channel 1 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-13-Channel 1 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-1A-Channel 1 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1400-92-Channel 1 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-11-Channel 2 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-12-Channel 2 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-13-Channel 2 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-1A-Channel 2 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1401-92-Channel 2 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-11-Channel 3 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-12-Channel 3 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-13-Channel 3 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-1A-Channel 3 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1402-92-Channel 3 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-11-Channel 4 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-12-Channel 4 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-13-Channel 4 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-1A-Channel 4 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1403-92-Channel 4 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-11-Channel 5 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-12-Channel 5 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-13-Channel 5 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-1A-Channel 5 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1404-92-Channel 5 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-11-Channel 6 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-12-Channel 6 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-13-Channel 6 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-1A-Channel 6 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1405-92-Channel 6 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-11-Channel 7 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-12-Channel 7 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-13-Channel 7 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-1A-Channel 7 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1406-92-Channel 7 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-11-Channel 8 Audio Speaker Output - Circuit Short To Ground
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-12-Channel 8 Audio Speaker Output - Circuit Short To Battery
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-13-Channel 8 Audio Speaker Output - Circuit Open
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-1A-Channel 8 Audio Speaker Output - Circuit Resistance Below Threshold
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1407-92-Channel 8 Audio Speaker Output - Performance Or Incorrect Operation
    • Theory Of Operation
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1408-49-Ecu Amp 1 (Internal) - Internal Electronic Failure
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1409-98-Ecu Amp 2 (Over Temperature) - Component Or System Over Temperature
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1410-16-Ecu Amp 3 (Under/Over Voltage) - Circuit Voltage Below Threshold
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1410-17-Ecu Amp 3 (Under/Over Voltage) - Circuit Voltage Above Threshold
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • B1411-05-Equalization Curve - System Programming Failures
    • When Monitored
    • Set Condition
    • Possible Causes
    • Diagnostic Test
  • U0001-87-Can Line-Missing Message
  • U0001-88 Can Line-Bus Off
  • 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-TRIPA 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