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Diagnostic Trouble Code Chart: Notes

WARNING: This page is about a different car, the 2002 Toyota Prius. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:

Parameters listed in the chart may not be exactly the same as your reading due to the type of instrument or other factors.

If a malfunction code is displayed during the DTC check in the check mode, check the circuit for that code listed in DIAGNOSTIC TROUBLE CODE CHART . For the details of each code, turn to the procedure referred to for the respective "DTC No."

DIAGNOSTIC TROUBLE CODE CHART

DTC & Detected Item Trouble Area Hybrid System Warning Light
B2799: IMMOBILIZER MALFUNCTION  Wire Harness, Immobilizer System (1)
C2692: REGENERATIVE BRAKE CHECK  ..... (1)
C2693: REGENERATIVE BRAKE CHECK  ..... (2)
P1120: ACCELERATOR PEDAL POSITION SENSOR CIRCUIT MALFUNCTION  Accelerator Pedal Position Sensor, Wire Harness (1)
P1520: STOP LIGHT SWITCH (CRUISE CONTROL SYSTEM) MALFUNCTION  Stop Light Switch, Wire Harness, Brake ECU (2)
P1566: CRUISE CONTROL SYSTEM MALFUNCTION  Stop Light Switch, Brake ECU, Wire Harness (2)
P1600: BATT MALFUNCTION  HV Fuse, Wire Harness (1)
P1780: PARK/NEUTRAL POSITION SWITCH SYSTEM MALFUNCTION  Park/Neutral Position Switch, Wire Harness (1)
P3000: HV BATTERY MALFUNCTION  HV Battery System, High Voltage Fuse, Power Cable, HV Battery Cooling System (1)(2)
P3001: HV BATTERY ECU MALFUNCTION  Battery ECU (1)
P3004: POWER CABLE MALFUNCTION  Power Cable, HV Battery System, Service Plug, System Main Relay, Converter & Inverter Assembly (1)(2)
P3100: HV ECU MALFUNCTION  Wire Harness, HV ECU, ECM, Crankshaft Position Sensor, Camshaft Position Sensor, Ignition Switch (1)
P3101: ENGINE SYSTEM MALFUNCTION  Engine, HV Transaxle (1)
P3105: BATTERY ECU COMMUNICATION CIRCUIT MALFUNCTION  Wire Harness, Battery ECU (1)
P3106: ECM COMMUNICATION CIRCUIT MALFUNCTION  Wire Harness, ECM (1)(2)
P3107: AIRBAG ECU COMMUNICATION CIRCUIT MALFUNCTION  Wire Harness, Airbag Sensor Assembly (1)
P3108: A/C AMPLIFIER COMMUNICATION CIRCUIT MALFUNCTION  Wire Harness, A/C Amplifier (2)
P3109: BRAKE ECU COMMUNICATION CIRCUIT MALFUNCTION  Wire Harness, Brake ECU (1)
P3110: IGCT RELAY MALFUNCTION  Wire Harness, IGCT Relay (1)
P3115: SYSTEM MAIN RELAY MALFUNCTION  Wire Harness, System Main Relay, HV ECU (1)
P3120: HV TRANSAXLE MALFUNCTION  HV Transaxle, Wire Harness, System Main Relay (1)
P3125: CONVERTER & INVERTER ASSEMBLY MALFUNCTION  Converter & Inverter Assembly, Wire Harness (1)
P3130: INVERTER COOLING SYSTEM MALFUNCTION  Inverter Water Pump, Wire Harness, IG2 Relay, Electric Cooling Fan System (1)
P3135: CIRCUIT BREAKER SENSOR MALFUNCTION  Circuit Breaker Sensor, Wire Harness (1)
P3140: INTERLOCK MALFUNCTION  Interlock Switch, Inverter Terminal Cover, Converter & Inverter Assembly, Wire Harness (1)
P3145: VEHICLE SPEED SENSOR CIRCUIT MALFUNCTION 
 
Wire Harness (2)
(1) Hybrid System Warning Light (HSWL) Lights Up
(2) Hybrid System Warning Light Does Not Light Up