Toyota Prius 2002-06

Connector Pin Identification

Print



Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (31 Pin)Value at Hot Idle
1BL/WTInjector 3 Control2.0-3.3 ms
2RD/WTInjector 4 Control2.0-3.3 ms
3WT/BKPower Ground (E03)<0.1v
4LGFan Relay 1 & 2 ControlRelay Off: 12v, On: 1v
5, 15-20---Not Used---
6GYATC Motor Power Supply12-14v
7PKThrottle Control Motor (M-)Pulse Signals
8BLThrottle Control Motor (M+)Pulse Signals
9WT/BKETC Motor Ground (ME01)<0.1v
10RDCMP Sensor Signal (G2)AC pulse signals
11YL/GNIgniter Transistor 1 ControlDigital Signal: 0-5-0v
12WTIgniter Transistor 2 ControlDigital Signal: 0-5-0v
13GNIgniter Transistor 3 ControlDigital Signal: 0-5-0v
14YLIgniter Transistor 4 ControlDigital Signal: 0-5-0v
21WT/BKPower Ground (E01)<0.1v
22, 26-27---Not Used---
23YL/RDCamshaft Timing Oil Control Valve (+)AC pulse signals
24WT/GNCamshaft Timing Oil Control Valve (-)AC pulse signals
25BK/RDIgniter Signal (IGF)Pulse Signal: 0-5-0v
28BKKnock Sensor Signal (KNK1)<0.075v AC
29RD/BLEVAP Purge Solenoid (VSV)12v or 0v
30GYMotor Shield Ground (GE01)<0.050v
31WT/BKPower Ground (E02)<0.1v


Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (24 Pin)Value at Hot Idle
1, 7-8---Not Used---
2YL/RDSensor VREF (VC)4.9-5.1v
3RD/WTBattery Direct12-14v
4BKEFI Relay Power12-14v
5YLInjector 1 Control2.0-3.3 ms
6BK/RDInjector 2 Control2.0-3.3 ms
9GN/RDCircuit Opening Relay (FC)0-3v, off-idle: 12v
10GNMAF Sensor Signal (VG)0.3-0.9v
11, 15, 20---Not Used---
12YL/BKEngine Oil Pressure SwitchOpen: 12v, Closed: 1v
14WTECT Sensor Signal (THW)1-4v (varies with temp.)
16RDCKP Sensor Signal (NE+)AC pulse signals
17BRPower Ground (E1)<0.1v
18BRSensor Ground (E2)<0.050v
19RDMAF Sensor Ground (EVG)<0.050v
21BLTP Sensor Signal 2 (VTA2)1.1-1.9v
22RD/BKIAT Sensor Signal (THA)1-4v (varies with temp.)
23PKTP Sensor Signal (VTA)2.0-2.9v
24GNCKP/CMP Sensor Ground (-)<0.050v


Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (28 Pin)Value at Hot Idle
1-5---Not Used---
6PK/BKData Link Connector (TC)12-14v
7, 9---Not Used---
8WT/BLSIL Signal (Scan Tool)Digital Signal
10ORHybrid ECU Speed SignalMoving: pulse signals
11BK/RDEVAP Purge Switching Valve (VSV)12v or 0v
12---Not Used---
13BLEVAP Canister Closed Valve (VSV)12v or 0v
14VT/WTHybrid ECU HCLS Signal1.3-1.9 with vacuum "on"
15, 17---Not Used---
16RD/YLHybrid ECU ESTP Signal12-14v
18BRHybrid ECU HTE- SignalPulse Signals
19YLHybrid ECU HTE+ SignalPulse Signals
18BRHybrid ECU THE+ SignalPulse Signals
19YLHybrid ECU THE- SignalPulse Signals
20BK/WTHC Absorber Catalyst Signal12-14v
21GNHybrid ECU GO SignalPulse Signals
22BL/RDEVAP Vapor Pressure Sensor (HCC)2.9-3.1v (with hose off)
23WT/GNOutside Air Temperature Sensor (TAM)Varies: 1-4v
24---Not Used---
25GN/RDEFI Main Relay ControlRelay Off: 12v, On: 1v
27BLHybrid ECU ETH- SignalPulse Signals
28PKHybrid ECU ETH+ SignalPulse Signals


Click image to see an enlarged view

Fig.

PCM Pin #Wire ColorCircuit Description (22 Pin)Value at Hot Idle
1PK/BLHO2S-11 (B1 S1) Heater1v (Heater On)
2---Not Used---
3LGA/C Amplifier Signal (NEO)Clutch On: 1.5v, Off: 12v
4---Not Used---
5VT/WTSpeed Signal from C/MeterAt 55 mph: 48 Hz
6GN//RDMalfunction Indicator Lamp (MIL) ControlIndicator Off: 12v, On: 1v
7GN/YLHO2S-12 (B1 S2) Heater (HT1B)1v (Heater On)
8---Not Used---
9BK/WTIgnition Switch Power12-14v
10---Not Used---
11YLHO2S-12 (B1 S2) Signal (OX1B)0.1-1.1v
12WTHO2S-11 (B1 S1) Signal0.1-1.1v
13GYMultiplex Meter Input (MPX2)Digital Signals
14GY/BLMultiplex Meter Input (MPX1)Digital Signals
15---Not Used---
16BROxygen Sensor Ground (E11)<0.050v
17-21---Not Used---
22PK/GNA/C Amplifier Signal (ACT)Clutch On: 12v, Off: 1.5v
 
label.common.footer.alt.autozoneLogo